ˌ ̷ ̷ ̷ ̷spəˈrā(ˌ)lēz noun plural
Usage: capitalized
Etymology: New Latin, from Tetraspora, genus of green algae (from tetra- + -spora ) + -ales
: an order of green algae having vegetative cells that are immobile but capable of changing temporarily into a motile stage and that form colonies that are not filamentous and are often amorphous