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English definition of “in”

in

preposition (INSIDE)    /ɪn/
A1 inside or towards the inside of a container , place , or area , or surrounded or closed off by something: Put the milk back in the fridge when you've finished with it. Is Mark still in bed ? I got stuck in a traffic jam for half an hour . They live in a charming old cottage . How much is that coat on display in the window (= in the space behind the window of the shop )? I've got a pain in my back. What's that in your hand ? I've got something in (= on the surface of) my eye . They used to live in Paris , but now they're somewhere in Austria. He's always looking at himself in the mirror (= at the image of his face produced by the mirror ). I never know what's going on in her head (= what she's thinking about). My daughter's in hospital (US in the hospital ) having her tonsils out.US Is Erika still in school (= does she still go to school )?In and at Grammar:At, on and in (place)We use at:Grammar:In, intoIn and into are prepositions.Grammar:In, into: position and directionWe use in to talk about where something is in relation to a larger area around it:Grammar:Into: enthusiasm, interestWe use be into to express enthusiasm or strong interest for something:Grammar:Change into, turn intoWe use into after verbs describing change:Grammar:In: phrasal verbsWe use in to make a number of phrasal verbs:
(Definition of in preposition (INSIDE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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