I. adjective
COLLOCATIONS FROM OTHER ENTRIES
a tube/underground train (= one that runs under London )
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The condition of many tube trains is a disgrace.
an underground tunnel
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The prisoners escaped through an underground tunnel.
an underground/subterranean passage
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The air in these underground passages is cold and damp.
an underground/undersea cable
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The electricity will be transmitted by undersea cables.
COLLOCATIONS FROM CORPUS
■ ADVERB
deep
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Rivers have been restored to healthy levels and, more importantly, this rain is at last reaching the water-permeable rocks deep underground .
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Nervous trembles ached in her legs and the floor was vibrating fractionally with the movement of some train deep underground .
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After 50 years the waste will probably be buried deep underground .
■ NOUN
aquifer
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Almost a third of the water feeding Los Angeles is now pumped from underground aquifers .
cable
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Now it plans to use its underground cable network to offer customers a telephone service as well.
car
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I don't think he meant to yell, it was just that his voice echoed a lot in the underground car park.
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The nearby Brancusi workshop will be entirely rebuilt and an underground car park constructed under the piazza to accommodate tourist coaches.
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There is a large underground car park opposite the hotel.
cavern
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Squeeze along on your hands and knees, then wriggle flat on your stomach, and you may reach an underground cavern .
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Two hundred code writers, broken down into teams, entered the project as if it were some underground cavern .
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They would require extensive tunnelling through limestone under the Judean Hills where there was a danger of underground caverns or water.
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Evidence showed that almost twice as much gas had been loaded into the underground cavern , resulting in the blast.
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These are great vaulted underground caverns , the roof supported by columns which display a wide variety of capital design.
chamber
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Fenn stood and, hands on hips, scanned the underground chamber once more.
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Some accounts say the gallae stored them in underground chambers to be used in mystery rites.
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He took her into an underground chamber which seemed to be a kind of store room.
economy
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Individual workers similarly disappear into the underground economy where social charges and taxes are not paid.
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They were significantly overrepresented in the underground economy , where they were prey to exploitation.
garage
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They said little after that and Sorge was soon being escorted, with Nowak, down to the underground garage .
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However, no one got out and the driver pulled into an underground garage and away from the people.
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They drove directly into the underground garage off Hermann Goering Strasse.
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He parked the car in an underground garage near the hotel.
movement
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They contained fresh and astonishing details of underground movements and midnight rendezvous.
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That is why Le Monde took the unusual step of acting as a mouthpiece for the representatives of underground movements .
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But instead he returned to Hue as an organizer for an underground movement .
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Although Patriots capture headlines and boast of a massive underground movement , they are so amorphous that counting them is guesswork.
network
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An underground network of activists has begun helping the new arrivals to elude police.
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It presents the underground network as a geometric grid.
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Training for ministry was only possible through an underground network of theological seminars with few Bibles, or other books.
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There must be a vast underground network of spies.
passage
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An exciting feature here is an underground passage leading to a cave deep beneath the ruins.
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Will was impressed by the architecture of the Capitol, especially the underground passages .
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The air in these underground passages was cold, chill as the water in a deep well.
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Twelve people died after a bomb ripped through a busy underground passage at Moscow's Pushkin Square during the rush-hour last week.
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Some of these riverbank cave entrances are submerged when the river is in spate making their underground passages subject to sudden flooding.
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We found two underground passages , one to the sea and one to the landward side.
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When at last they found the Canons among the underground passages , the two old men had begun to recover themselves a little.
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It was one of those you entered by means of a short underground passage .
railway
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The Glasgow underground railway system like the London underground counterpart has some very strange and totally unexplained events.
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In its day it built the world's first by-pass and dug the world's first underground railway .
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The London Underground map is really a diagram of underground railway lines.
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At least 150 miles of new rapid transit and underground railways are envisaged in the next 20 to 30 years.
station
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She was handed a map and told to make her own way to the nearest underground station .
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Now I suppose I shall have to tramp back to Moorgate underground station , before I can find a cab.
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In 1971 the Pelham Street premises were threatened with demolition as London Transport wanted to re-develop the underground station .
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It was swallowed up by London Transport, who owned the site, and became part of South Kensington underground station .
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Closest underground stations , Piccadilly Circus and Leicester Square.
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It will enable the promoters greatly to improve capacity and the safety of passenger flows at the London underground station .
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Transport amenities are poor, with the nearest London underground station a twenty-minute bus ride away.
stream
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The water is some 20 feet down: a pool fed by a diverted underground stream .
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And I read that many cathedrals were built on ancient pagan sites, which in turn were built over underground streams .
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The Forest of Dean is riddled with underground streams and springs.
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Is the Black Virgin a symbol of the hidden Church and of the underground stream ?
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Erosion was caused by solution of the rocks and by the mud and pebbles moving in the underground stream .
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We have seen how many of the Neolithic monuments, such as Silbury Hill, were built over underground streams .
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Bless the underground stream that gave the town its water, and pray that it flows for ever and ever.
system
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They move along the underground systems to either emerge in due course or stay tight to rabbits they have encountered.
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Now the whole complex underground system is interlocked and related, and meticulously mapped.
train
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Buses and underground trains were so expensive that it was no longer accurate to regard them as public transport.
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Recent power surges disrupted underground train service between the terminal and concourses.
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They were joined by underground train drivers in the capital.
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Adtranz manufactures electric and diesel locomotives, high-speed trains , streetcars and underground trains, and signal and traffic-control systems.
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We had seen the little underground train which congressmen rode and we had visited one of our senators in his office.
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She was calling me from central London, having travelled there with her young son on the underground train .
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There they transferred to the Métro, taking the rubber-wheeled underground train on the Neuilly line to the west of the city.
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Yet Laura failed to conquer fully her fear of water or enclosed places and was never able to use underground trains .
tunnel
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There's an underground tunnel that goes from here to an empty tomb in the churchyard.
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It feels like an underground tunnel down there, the walls thick and heavy, the air damp and cool.
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Tabitha found herself being diverted down a long underground tunnel to the civil concourse.
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Gophers, which travel via underground tunnels , make a fan-shaped mound of dirt.
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Earlier in the day passengers were forced to walk through an underground tunnel after a train partially derailed.
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C., has an underground tunnel running from the government offices to the Capitol.
water
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Equally threatening are the dozens of federally subsidized cattle ranches that have depleted underground water sources used by antelope and bighorn sheep.
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The chemical has filtered into underground water supplies.
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The worrying fact is that serious over-use is drying up some of our rivers and natural underground water levels.
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Traditional rural dowsers used wooden sticks to locate underground water .
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Agriculture in the south will suffer as underground water is exhausted and already sparse summer rain disappears.
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The dumps were generating explosive gases and leaching noxious chemicals that polluted underground water sources.
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A layer of plastic provides the only protection from seepage into the soil and underground water .
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A workman has died and another was seriously injured after an underground water pipe burst.
EXAMPLES FROM OTHER ENTRIES
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underground nuclear testing
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an underground newspaper
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The office's parking garage is underground .
EXAMPLES FROM CORPUS
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A private consortium has financial backing for a scheme to build an entire underground toll-road system.
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Also, underground conditions were significantly different from what was anticipated.
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Amplification of this energy promotes fertilization of the surrounding area via underground water-courses.
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But instead he returned to Hue as an organizer for an underground movement.
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If it is chosen, the underground site could start receiving canisters of waste in 2010, Olds said.
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Slowly an underground resistance movement grew, catering for discriminating customers.
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The gas, which seeps out of the earth from underground uranium deposits, can collect in dangerous concentrations in some houses.
II. adverb
COLLOCATIONS FROM CORPUS
■ VERB
go
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Fresh air bases were set up in Bank Mine and a team of brave and dedicated doctors went underground to assist.
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Instead of changing its policies, however, the government went underground .
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But some of the activity has gone underground .
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Like the Sleepers of Ephesus, ideas go underground for a few centuries to re-emerge when times are more propitious.
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A few days later, Valenzuela went underground .
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If company policies are too stringent or punitive, couples simply go underground .
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Mina got the tip-off just in time and they became U-boats, went underground .
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It is as if, in the face of attack, cockfighting already has gone underground .
work
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Red tape and bureaucracy are the most frequently given reasons for people working underground .
EXAMPLES FROM OTHER ENTRIES
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The insect spends most of its life underground , eating roots and stems.
EXAMPLES FROM CORPUS
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Dining: Restaurants are open in the visitor center and underground , near the Big Room.
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Of this amount, about 30 percent can be mined at the surface; the balance is underground .
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Over the next few days, though, the signs of what was happening underground became more severe.
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The industry is now investigating sites in which to dump nuclear waste underground .
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There is now a through route underground between Gaping Gill and Ingleborough Cave but only for brave men.
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Three of the stations are underground , and the last two at surface level.
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When he was making an underground survey of the New Almaden mine he stayed underground for twenty hours at a stretch.
III. noun
EXAMPLES FROM CORPUS
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A desire to remind Rome of its arrogance remained latent in the Celtic underground .
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But out of necessity, the underground continued to flourish.
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But the scale of recruitment to the revolutionary underground suggests that it can not be explained in terms of individual maladjustment.
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His father, Wei Zilin, worked in the Communist underground in the 1930s.
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I found that I was a natural boss of a prison underground .
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No way do the charts tell the whole story - the new underground is of much more interest and relevance.