plural noun
Cu·​pres·​sa·​ce·​ae | \ ˌk(y)üprəˈsāsēˌē\

Definition of Cupressaceae

: a family of widely distributed, usually evergreen, coniferous trees and shrubs having small, flattened, scalelike or sometimes needlelike leaves and including the cypress, juniper, and arborvitae – — see callitris , chamaecyparis , cryptomeria, cunninghamia , fitzroya , libocedrus , taiwania , thuja, thujopsis

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History and Etymology for Cupressaceae

New Latin, from Cupressus, type genus + -aceae

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