Meaning of SCAN in English


I. ˈskan verb

( scanned ; scan·ning )

Etymology: Middle English scannen, from Late Latin scandere, from Latin, to climb; akin to Middle Irish sceinnid he springs, Sanskrit skandati he leaps

Date: 14th century

transitive verb

1. : to read or mark so as to show metrical structure

scan poetry

2. : to examine by point-by-point observation or checking:

a. : to investigate thoroughly by checking point by point and often repeatedly

a fire lookout scanning the hills with binoculars

b. : to glance from point to point of often hastily, casually, or in search of a particular item

scan the want ads looking for a job


a. : to examine systematically (as by passing a beam of radiation over or through) in order to obtain data especially for display or storage

scanned the patient's heart

radar scan s the horizon

scan the photos into the computer

b. : to pass over in the formation of an image

the electron beam scan s the picture tube

intransitive verb

1. : to scan verse

2. : to conform to a metrical pattern

this poem scan s well

Synonyms: see scrutinize

• scan·na·ble ˈska-nə-bəl adjective

II. noun

Date: 1706

1. : the act or process of scanning

2. : a radar or television trace

3. : an image formed by scanning something: as

a. : a depiction (as a photograph) of the distribution of a radioactive material in something (as a bodily organ)

b. : an image of a bodily part produced (as by computer) by combining ultrasonic or radiographic data obtained from several angles or sections

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.