tie in with - definition and synonyms

phrasal verb [transitive]
present tense
I/you/we/theytie in with
he/she/itties in with
present participletying in with
past tensetied in with
past participletied in with
  1. 1
    tie in with something to combine with something

    This project ties in with the language research he is doing.

  2. 2
    to provide more evidence that something is true

    Your findings tie in with our own satellite observation reports.

See also main entry: tie