Main Entry: re·in·force

Pronunciation: \ˌrē-ən-ˈfō(ə)rs, -ˈfȯ(ə)rs\

Function: transitive verb

Inflected Form(s): re·in·forced; re·in·forc·ing

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