ˌadēˈantəm noun
Usage: capitalized
Etymology: New Latin, from Greek adianton maindenhair, from neuter of adiantos unwetted, from a- a- (II) + diantos capable of being wetted, from diainein to wet, moisten; probably akin to Greek deuein to drench, steep
: a genus of plants comprising the maidenhair ferns (family Polypodiaceae) having dark and often polished stipes, much-divided fronds, and oblong sori borne on the upper margins of the pinnules, the margins of which are reflexed to form indusia