bi·con·di·tion·al noun \ˌbī-kən-ˈdish-nəl, -ˈdi-shə-\
: a relation between two propositions that is true only when both propositions are simultaneously true or false — see truth table table
First Known Use of BICONDITIONAL
Learn More About BICONDITIONAL
Seen & Heard
What made you want to look up biconditional? Please tell us where you read or heard it (including the quote, if possible).