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papilionaceous

Syllabification: (pa·pil·i·o·na·ceous)

Pronunciation: /pəˌpilēəˈnāSHəs/

Definition of papilionaceous

adjective

Botany

of, relating to, or denoting leguminous plants of a group (subfamily Papilionoideae or family Papilionaceae) with flowers that resemble a butterfly.