tie in

phrasal verb·1 sense·particle in

Meanings

1

Be connected to or fit with something else

Why “in”? You step inside the circle. To be in is to belong or take part.

This ties in with our research.
This is connected to our research.
The clue ties in with her story.
The clue is connected to her story.

Don't confuse with

tie intie up

Tie in means connect with something else. Tie up means fasten something so it cannot move.

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This ties in with our research. What does it mean?

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