optic - Wordage.info - Free Thesaurus Tool for Word Discovery - Expanded Thesaurus, Reverse Dictionary Lookup

lens collapse: a transparent optical device used to converge or diverge transmitted light and to form images; electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons; biconvex transparent body situated behind the iris in the eye; it focuses light waves on the retina; (metaphor) a channel through which something can be seen or understood; "the writer is the lens through which history can be seen"; genus of small erect or climbing herbs with pinnate leaves and small inconspicuous white flowers and small flattened pods: lentils

retina collapse: the light-sensitive membrane covering the back wall of the eyeball; it is continuous with the optic nerve

naked eye collapse: the eye unaided by any optical instrument that alters the power of vision or alters the apparent size or distance of objects; "it is not safe to look directly at the sun with the naked eye"

lid collapse: a movable top or cover (hinged or separate) for closing the opening of a container

iris collapse: diaphragm consisting of thin overlapping plates that can be adjusted to change the diameter of a central opening; muscular diaphragm that controls the size of the pupil; it forms the colored portion of the eye; plants with sword-shaped leaves and erect stalks bearing bright-colored flowers composed of three petals and three drooping sepals

walleye collapse: pike-like freshwater perches; strabismus in which one or both eyes are directed outward

ocular collapse: able to be seen; "be sure of it; give me the ocular proof"- Shakespeare; "a visual presentation"; "a visual image"; relating to or using sight; "ocular inspection"; "an optical illusion"; "visual powers"; "visual navigation"; of or relating to or resembling the eye; "ocular muscles"; "an ocular organ"; "ocular diseases"; "the optic (or optical) axis of the eye"; "an ocular spot is a pigmented organ or part believed to be sensitive to light"

orb collapse: move in an orbit; "The moon orbits around the Earth"; "The planets are orbiting the sun"; "electrons orbit the nucleus"

glaucoma collapse: increased pressure in the eyeball due to obstruction of the outflow of aqueous humor; damages the optic disc and impairs vision (sometimes progressing to blindness)

trachoma collapse: a chronic contagious viral disease marked by inflammation of the conjunctiva and cornea of the eye and the formation of scar tissue

visible collapse: obvious to the eye; "a visible change of expression"; capable of being seen; or open to easy view; "a visible object"; "visible stars"; "mountains visible in the distance"; "a visible change of expression"; "visible files"

cerebrum collapse: anterior portion of the brain consisting of two hemispheres; dominant part of the brain in humans

cerebellum collapse: a major division of the vertebrate brain; situated above the medulla oblongata and beneath the cerebrum in humans

eye collapse: a small hole or loop (as in a needle); "the thread wouldn't go through the eye"; the organ of sight; good discernment (either visually or as if visually); "she has an eye for fresh talent"; "he has an artist's eye"; attention to what is seen; "he tried to catch her eye"; look at

cerebral cortex collapse: the layer of unmyelinated neurons (the grey matter) forming the cortex of the cerebrum

cataract collapse: a large waterfall; violent rush of water over a precipice; clouding of the natural lens of the eye

sty collapse: a pen for swine; an infection of the sebaceous gland of the eyelid

lobe collapse: a rounded projection that is part of a larger structure; (anatomy) a somewhat rounded subdivision of a bodily organ or part; "ear lobe"; the enhanced response of an antenna in a given direction as indicated by a loop in its radiation pattern; (botany) a part into which a leaf is divided

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