op-, opt-, optico-, opsi-, opso-, -opia, -ops, -opsia, -opsis, -opsy, -optic, -opic, -opy

(Greek: eye[s]; sight; see, vision)

The inability to perceive red or green tints, while the vision in this case is limited to yellow and blue.
1. A visual defect in which objects appear to have a yellowish hue; sometimes this defect occurs in cases of jaundice.
2. A visual defect in which objects appear as if they have been over painted with an unnatural color which is yellow.
zoopsia (s) (noun), zoopsias (pl)
An hallucinatory vision of animals in which the sufferer imagines he or she sees animals that are not there: When Jill was gravely sick and delirious, she started seeing donkeys and goats that weren't there at all, and her doctor said that she was suffering from a delusion termed zoopsia.

Related references to "eye" or "eye part" word families: blepharo-; core-; corneo-; eye, eyes; irido-; lenti-, lens-; lenticulo-; ocelli-; oculo-; ophthalmo-; phaco-; pupillo-; retino-; uveo-.

Cross references of word families that are related directly, or indirectly, to: "appear, visible, visual, manifest, show, see, reveal, look": blep-; delo-; demonstra-; -orama; pare-; phanero-; phant-; pheno-; scopo-; spec-; vela-, veal-; video-, visuo-.