- a suffix meaning “resembling,” “like,” used in the formation of adjectives and nouns (and often implying an incomplete or imperfect resemblance to what is indicated by the preceding element): alkaloid; anthropoid; cardioid; cuboid; lithoid; ovoid; planetoid.
Origin of -oid
- indicating likeness, resemblance, or similarityanthropoid
Word Origin and History for -oid
word-forming element meaning "like, like that of, thing like a ______," from Latinized form of Greek -oeides, from eidos "form," related to idein "to see," eidenai "to know;" literally "to see," from PIE *weid-es-, from root *weid- "to see, to know" (see vision). The -o- is connective or a stem vowel from the previous element.
- Resembling; one that resembles:cancroid.
- A suffix meaning like or resembling, as in ellipsoid, a geometric solid that resembles an ellipse.