Main Entry:

con·di·tion·ing

Pronunciation:

\-ˈdi-sh(ə-)niŋ\

Function:

noun

Date:

1861

1: the process of training to become physically fit by a regimen of exercise, diet, and rest ; also : the resulting state of physical fitness2: a simple form of learning involving the formation, strengthening, or weakening of an association between a stimulus and a response