accreting

/AH0 K R IY1 T IH0 NG/
verb
  1. 1

    To grow together, combine; to fuse.

    โ€œAstronomers believe the Earth began to accrete more than 4.6 billion years ago.โ€

  2. 2

    To adhere; to grow or to be added to gradually.

  3. 3

    To make adhere; to add; to make larger or more, as by growing.

Source: https://en.wiktionary.org/wiki/accrete, https://en.wiktionary.org/wiki/accreting