'Megaseme' definitions:

Definition of 'Megaseme'

From: GCIDE
  • Megaseme \Meg"a*seme\, a. [Mega- + Gr. ? sing, mark: cf. F. m['e]gas[`e]me.] (Anat.) Having the orbital index relatively large; having the orbits narrow transversely; -- opposed to microseme. [1913 Webster] Megass