ˌdeməˈrestēə, ˌdām-, -sch(ē)ə noun
Usage: capitalized
Etymology: New Latin, from A. G. Desmarest died 1838 French naturalist + New Latin -ia
: a genus of small feathery and usually lithophytic brown algae (order Desmarestiales) that occur commonly in colder seas of both hemispheres especially on rocky shores
• des·ma·res·ti·a·ceous | ̷ ̷ ̷ ̷| ̷ ̷tē|āshəs, -chē|- adjective