in

/ɪn/ preposition

Definition

POSITION › inside or towards the inside of a container, place, or area: There's milk in the fridge. a shop in South London He put his hand in his pocket.

DURING › during part or all of a period of time: We're going to Italy in April. I started working here in 1993. The guinea pig lives inside in the winter.

USING TIME › needing or using no more than a particular amount of time: They managed to complete the work in two weeks. I'll be ready in a few minutes.

PART OF › part of something: Who's the woman in the painting? There's a few spelling mistakes in your essay.

JOB › involved in a particular kind of job: a career in publishing/politics

SUBJECT › connected with a particular subject: a degree in philosophy advances in medical science

WEARING › wearing: Do you know that man in the grey suit?

EXPRESSED › expressed or written in a particular way: Complete the form in black ink. She spoke to him in Russian.

ARRANGED › arranged in a particular way: We sat down in a circle. Is this list in alphabetical order?

EXPERIENCE › experiencing an emotion or condition: We watched in horror as a body was pulled from the wreckage. She's in a bad mood this morning. The kitchen's in a terrible state.

in all › used to show the total amount of something: Some of the children came, so there were 15 of us in all.

(Definition of in preposition from the Cambridge Learner's Dictionary © Cambridge University Press)