reinforce

re·in·force

vt \ˌrē-ən-ˈfō(ə)rs, -ˈfȯ(ə)rs\

re·in·forcedre·in·forc·ing

Definition of REINFORCE

1

: to strengthen by additional material or support : make stronger <reinforced with vitamins>

2

: to stimulate (as an experimental animal or a student) by reinforcement; also : to encourage (a response) by reinforcement

—re·in·force·able \-ə-bəl\ adjective