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-opsis[Gr. opsis, look, eyesight, vision, appearance, face]
Suffix meaning having a (specified) likeness in the name of an organism or organic structure, e.g., xanthopsis.
Medical Dictionary, © 2009 Farlex and Partners
-opsisCombining form denoting something resembling that specified.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005