noun
1 removal of sth old/unwanted
ADJECTIVE
▪ forest , land , site , slum
CLEARANCE + NOUN
▪ work
▪ sale (= when goods are sold cheaply to get rid of them quickly)
▪ rack (= in a clearance sale) ( AmE )
PREPOSITION
▪ on ~ (= reduced in price)
▪
These coats are on ~.
2 official permission
ADJECTIVE
▪ official , proper
▪ top-secret
▪ customs , diplomatic , entry , medical , security
▪ take-off
VERB + CLEARANCE
▪ get , obtain , receive
▪
You'll need to get security ~ for this job.
▪ have
▪ apply for , request , seek
▪ await
▪ give sb , grant sb
▪
The pilot was granted ~ to land.
▪ refuse sb
3 distance between sth and sth passing under/beside it
ADJECTIVE
▪ ground
▪
We need to increase the vehicle's ground ~.
VERB + CLEARANCE
▪ allow (sb/sth) , give sb/sth , leave
▪
Make sure you allow enough ~ on each side.
▪
Always give bikes plenty of ~.
PREPOSITION
▪ ~ above
▪
~ above the light to prevent overheating
▪ ~ between
▪
There wasn't enough ~ between the bus and the top of the bridge.