accumulation

US /əˌkjumjəˈleʃən/

UK /əˌkju:mjə'leɪʃn/

B1

noun

  • Act of becoming bigger or more over time
  • The gradual gathering or collecting of something.
  • The gradual gathering or amassing of something.

other

  • The gradual gathering or collecting of something.
  • The gathering or piling up of something.
  • The gradual gathering or amassing of something.

Examples

the steady accumulation of evidence by the police

a massive accumulation of facts about the motor industry