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English definition of “deep”

deep

adjective (FRONT TO BACK)    /diːp/
B2 If something is deep, it has a large distance between its edges , especially between its front and back edges : Is the alcove deep enough for bookshelves ? The wardrobe is 2 m high, 1 m wide and 60 cm deep. By midnight , there were customers standing six deep (= in six rows ) at the bar .Measurements in general deep in/inside/within sth B1 near the middle of something, and a long distance from its edges : Little Red Riding Hood's grandmother lived in a house deep in the forest .Measurements in general Grammar:MeasurementsGrammar:Area: length, width, depth and heightWe use the nouns length, width, depth and height and the adjectives long, wide, deep and high to talk about area and size:Grammar:Weight and volumeWe use the verb weigh to measure weight:Grammar:Frequency, speed, timeWe use many different expressions to describe frequency, speed and time. Here are some of them:
(Definition of deep adjective (FRONT TO BACK) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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