go in

To move from outside into a room, building, or other space.

• It is cold; let us go in.
• She went in and closed the door.
• Can we go in through this entrance?

Similar words: enter, go inside

Opposites: go out

Common phrases: go in first, go in together

To begin taking part in an activity or situation.

• Go in with an open mind.
• We went in knowing the project would be difficult.
• She had high hopes going in.

How to use it: go in with something (Go in with clear expectations about the job.)

Similar words: start, begin, get involved

Common phrases: go in prepared, go in confidently

To join others in paying for something or doing the work for a shared plan.

• We could go in together.
• Four friends went in on the cost of the trip.
• Will you go in with us on a gift?

How to use it: go in on something (We went in on a birthday present for Mum.); go in with someone (Would you go in with me on buying a boat?)

Similar words: chip in, contribute

Common phrases: go in together, go in on something

If the sun does this, it disappears behind clouds.

• The sun has gone in.
• It turned cold when the sun went in.
• Take a jacket in case the sun goes in.

Similar words: disappear, hide

Opposites: come out

Common phrases: go in again, go in suddenly

If information does this, someone finally understands or accepts it.

• Nothing I explain seems to go in.
• I repeated the message until it went in.
• Does the lesson go in better with pictures?

Similar words: sink in, register

Common phrases: go in eventually, go in slowly

To open or enter someone’s body during surgery to treat a problem.

• The surgeon had to go in again.
• They went in to remove the tumour.
• Can the doctors go in through a smaller cut?

How to use it: go in to do something (The surgeon went in to repair the damaged artery.)

Similar words: operate

Common phrases: go in surgically, go in again