a. [f. L. corne-us horny (f. cornū horn) + -OUS.] Of the nature of horn, horny, horn-like. (Now only in technical use.)

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  Corneous membrane = CORNEA. Corneous lead = PHOSGENITE. Corneous mercury: horn-mercury or calomel.

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1646.  Sir T. Browne, Pseud. Ep., III. xviii. 153. Such as have corneous or horney eyes, as Lobsters and crustaceous animals.

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1727.  Bradley, Fam. Dict., I. s.v. Eye, The membranes are the conjunctive or white of the eye, the corneous.

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a. 1834.  Lamb, Vis. Horns, Misc. Wks. (1871), 378. Their old faces oddly adorned in front, with each man a certain corneous excrescence.

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1846.  Dana, Zooph., iii. § 12. Zoophytes have a very delicate corneous or cartilaginous exterior.

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1873.  Mivart, Elem. Anat., 102. The bony cores supporting the corneous sheaths of hollow-horned Ruminants.

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