WordReference Random House Unabridged Dictionary of American English © 2019
- Architecturethe uppermost member of a classical cornice or of a cornice of similar form: usually a cyma recta in classical examples. Cf. sima2.
- Architectureechinus (def. 2c).
- Greek kȳmátion, equivalent. to kȳmat- (stem of kŷma wave; see cyma) + -ion diminutive suffix