Optic: alternatives and connections

A little eye; a minute simple eye found in many invertebrates.

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An alleged force or natural power, supposed, by Reichenbach and others, to produce the phenomena of mesmerism, and to be developed by various agencie…

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A chicken just breaking the shell; a young bird.

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One of the ocelli of an insect. See Ocellus.

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The act of opening.

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The corner where the upper and under eyelids meet on each side of the eye.

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resembling the chorion; as, the choroid plexuses of the ventricles of the brain, and the choroid coat of the eyeball.

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The mucous membrane which covers the external surface of the ball of the eye and the inner surface of the lids; the conjunctival membrane.

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The transparent part of the coat of the eyeball which covers the iris and pupil and admits light to the interior. See Eye.

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The ball or globe of the eye.

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The cover of the eye; that portion of movable skin with which an animal covers or uncovers the eyeball at pleasure.

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The goddess of the rainbow, and swift-footed messenger of the gods.

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A piece of glass, or other transparent substance, ground with two opposite regular surfaces, either both curved, or one curved and the other plane, a…

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That which covers the opening of a vessel or box, etc.; a movable cover; as, the lid of a chest or trunk.

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A blank window or panel.

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The eyelid.

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The delicate membrane by which the back part of the globe of the eye is lined, and in which the fibers of the optic nerve terminate. See Eye.

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The posterior pigmented layer of the iris; -- sometimes applied to the whole iris together with the choroid coat.

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The exterior form or appearance of anything; that part which presents itself to the view; especially, the front or upper part or surface; that which…

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A brood; as, an eye of pheasants.

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The act of seeing; perception of objects by the eye; view; as, to gain sight of land.

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A brood; as, an eye of pheasants.

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Depending on, or perceived by, the eye; received by actual sight; personally seeing or having seen; as, ocular proof.

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An eye; (Bot.) a leaf bud.

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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…

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Of or pertaining to vision or sight.

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Of or pertaining to sight; used in sight; serving as the instrument of seeing; as, the visual nerve.

Open English WordNet places these words in at least one shared synset. They share a lexicalised sense, but context, register and collocation should still be checked before substitution.