Webster’s Revised Unabridged Dictionary · 1913
-oid
-oid (-oid). [Gr. ?, fr. εἶδος form, akin to ἰδεῖν to see, and E. wit: cf.F. -oïde, L. -oïdes.] A suffix or combining form meaning like, resembling, in the form of; as in anthropoid, asteroid, spheroid.