Main Entry: bi·lat·er·al

Pronunciation: \(ˌ)bī-ˈla-t(ə-)rəl\

Function: adjective

Date: 1775

1 : having two sides
2 : affecting reciprocally two nations or parties <a bilateral treaty> <a bilateral trade agreement>
3 a : of, relating to, or affecting the right and left sides of the body or the right and left members of paired organs <bilateral nephrectomy> b : having bilateral symmetry

— bi·lat·er·al·ism \-t(ə-)rə-ˌli-zəm\ noun

— bi·lat·er·al·ly adverb