backfill

back·fill

B b

Definitions of backfill word

verb backfill to refill an excavated trench, esp (in archaeology) at the end of an investigation 3
noun backfill the soil used to do this 3
verb transitive backfill to refill (an excavation) as with earth, etc. previously removed 3
noun backfill material used in refilling an excavation 3
noun backfill material used for refilling an excavation. 1
verb with object backfill to refill (an excavation). 1

before 1950

One of the 5% newest English words

First recorded in 1950-55; back2 + fill

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

A common word. It’s meaning is known to most children of preschool age. About 75% of English native speakers know the meaning and use the word.

This word is included in each student's vocabulary. Most likely there is at least one movie with this word in the title.

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