(ˌ)kȯrˌdarēˈā(ˌ)lēz noun plural
Usage: capitalized
Etymology: New Latin, from Chordaria genus of algae (from chord- + -aria ) + -ales
: an order of brown algae (class Heterogeneratae) having a branched filamentous sporophyte that is not markedly compacted with a pseudoparenchymatous mass