Gymnophthalmata :: Gymnophthalmata (n. pl.) A group of acalephs, including the naked-eyed medusae; the hydromedusae. Most of them are known to be the free-swimming progeny (gonophores) of hydroids..
Microphthalmy :: Microphthalmy (n.) An unnatural smallness of the eyes, occurring as the result of disease or of imperfect development..
Monothalmic :: Monothalmic (a.) Formed from one pistil; -- said of fruits.
Ophthalmia :: Ophthalmia (n.) An inflammation of the membranes or coats of the eye or of the eyeball.
Ophthalmic :: Ophthalmic (a.) Of, pertaining to, or in the region of, the eye; ocular; as the ophthalmic, or orbitonasal, nerve, a division of the trigeminal, which gives branches to the lachrymal gland, eyelids, nose, and forehead..
Ophthalmite :: Ophthalmite (n.) An eyestalk; the organ which bears the compound eyes of decapod Crustacea.
Ophthalmologist :: Ophthalmologist (n.) One skilled in ophthalmology; an oculist.
Ophthalmology :: Ophthalmology (n.) The science which treats of the structure, functions, and diseases of the eye..
Ophthalmometer :: Ophthalmometer (n.) An instrument devised by Helmholtz for measuring the size of a reflected image on the convex surface of the cornea and lens of the eye, by which their curvature can be ascertained..
Ophthalmoscope :: Ophthalmoscope (n.) An instrument for viewing the interior of the eye, particularly the retina. Light is thrown into the eye by a mirror (usually concave) and the interior is then examined with or without the aid of a lens..
Ophthalmoscopy :: Ophthalmoscopy (n.) A branch of physiognomy which deduces the knowledge of a person's temper and character from the appearance of the eyes.
Ophthalmoscopy :: Ophthalmoscopy (n.) Examination of the eye with the ophthalmoscope.
Podophthalmia :: Podophthalmia (n. pl.) The stalk-eyed Crustacea, -- an order of Crustacea having the eyes supported on movable stalks. It includes the crabs, lobsters, and prawns. Called also Podophthalmata, and Decapoda..