plural noun
Ul·​ma·​ce·​ae | \ ˌəlˈmāsēˌē\

Definition of Ulmaceae

: a family of trees and shrubs (order Urticales) distinguished by the alternate stipulate pinnately veined simple leaves and small apetalous perfect or unisexual flowers — see celtis , planera , trema , ulmus

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History and Etymology for Ulmaceae

New Latin, from Ulmus, type genus + -aceae

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