noun
: a widely distributed fern ( Athyrium filix-femina ) with slender bipinnate fronds showing considerable variation in form ; broadly : any fern of the genus Athyrium — usually used with a qualifying term
noun
: a widely distributed fern ( Athyrium filix-femina ) with slender bipinnate fronds showing considerable variation in form ; broadly : any fern of the genus Athyrium — usually used with a qualifying term
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012