ORTHIS


Meaning of ORTHIS in English

-ə̇s noun

Usage: capitalized

Etymology: New Latin, from Greek orthos straight; from the valves being hinged along a straight line

: a genus (the type of the family Orthidae) of articulate brachiopods abundant in the Paleozoic

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.