ˌeləkə̇ˈstāsēˌē noun plural
Usage: capitalized
Etymology: New Latin, from Elachista, type genus (from Greek elachistē, feminine superl. of elachys small) + -aceae — more at light (in weight)
: a family of brown algae (order Ectocarpales) found on other marine algae especially of the family Fucaceae
• el·a·chis·ta·ceous | ̷ ̷ ̷ ̷ ̷ ̷|stāshəs adjective