Hexacapsular :: Hexacapsular (a.) Having six capsules or seed vessels.
Hexachord :: Hexachord (n.) A series of six notes, with a semitone between the third and fourth, the other intervals being whole tones..
Hexacid :: Hexacid (a.) Having six atoms or radicals capable of being replaced by acids; hexatomic; hexavalent; -- said of bases; as, mannite is a hexacid base..
Hexactinellid :: Hexactinellid (a.) Having six-rayed spicules; belonging to the Hexactinellinae.
Hexactinelline :: Hexactinelline (a.) Belonging to the Hexactinellinae, a group of sponges, having six-rayed siliceous spicules..