ˌəsnēˈāsēˌē noun plural
Usage: capitalized
Etymology: New Latin, from Usnea, type genus + -aceae
: a family of fruticose lichens characterized by prostrate, erect, or pendulous thalli that are generally radially symmetrical and including the genera Usnea, Evernia, Ramalina, and Alectoria
• us·ne·a·ceous | ̷ ̷ ̷ ̷|āshəs adjective