(ˌ) ̷ ̷ˌ ̷ ̷ ̷ ̷ˈ ̷ ̷jēəm noun
Etymology: New Latin, from archi- + Greek pterygion little wing, fin — more at pterygium
: a primitive form of fin having a long segmented axis (as that of Neoceratodus )
(ˌ) ̷ ̷ˌ ̷ ̷ ̷ ̷ˈ ̷ ̷jēəm noun
Etymology: New Latin, from archi- + Greek pterygion little wing, fin — more at pterygium
: a primitive form of fin having a long segmented axis (as that of Neoceratodus )
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012