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together urea and glycocoll. It was formerly called also lithic acid, in allusion to its occurrence in stone, or calculus.

Common occurrence; ordinary experience. [R.] O Cæsar! these things are beyond all use. Shak.

Such as is in common use; such as occurs in ordinary practice, or in the ordinary course of events; customary; ordinary; habitual; common. Consultation with oracles was a thing very usual and frequent in their times. Hooker. We can make friends of these usual enemies. Baxter. -- U"su*al*ly, adv. -- U"su*al*ness, n.…

A salt of valeric acid with glycerin, occurring in butter, dolphin oil., and forming an forming an oily liquid with a slightly unpleasant odor.

A mineral occurring in yellowish, and ruby-red hexagonal crystals. It consist of lead vanadate with a small proportion of lead chloride.

In inorganic nature, one of those forms in which a species may occur, which differ in minor characteristics of structure, color, purity of composition, etc.

An apple-green mineral occurring in reniform masses. It is a hydrous phosphate of alumina.

Quartz occurring as gangue in a vein.

A word occurring in the phrase real vellon. See the Note under Its Real.

taining to, or derived from, plants of the genus Veratrum. Veratric acid (Chem.), an acid occurring, together with veratrine, in the root of white hellebore (Veratrum album), and in sabadilla seed; -- extracted as a white crystalline substance which is related to protocatechuic acid.

An endemic disease occurring in the Andes in Peru, characterized by warty tumors which ulcerate and bleed. It is probably due to a special bacillus, and is often fatal.

A mineral occurring in tetragonal crystals, and also massive, of a brown to green color, rarely sulphur yellow and blue. It is a silicate of alumina and lime with some iron magnesia, and is common at Vesuvius. Also called idocrase.

w), the inspection by the jury of the place where a litigated transaction is said to have occurred.

A hydrous phosphate of iron of a blue to green color, growing darker on exposure. It occurs in monoclinic crystals, also fibrous, massive, and earthy.

ive, a. -- Voice glide (Pron.), the brief and obscure neutral vowel sound that sometimes occurs between two consonants in an unaccented syllable (represented by the apostrophe), as in able (a"b'l). See Glide, n., 2. -- Voice stop. See Voiced stop, under Voiced, a. -- With one voice, unanimously. "All with one voice…

A mineral occurring in small six-sided tabular crystals of a green or yellow color. It is a hydrous vanadate of copper and lime.

An oxysulphide of lead occurring in implanted spherical globules of a yellowish or brownish color; -- called also voltzine.

A fluophosphate of magnesia, occurring in yellowish crystals, and also in massive forms.

A form of degeneration occurring in nerve fibers as a result of their division; -- so called from Dr. Waller, who published an account of it in 1850.

store for Manchester or woolen goods. [Eng.] Warehouseman's itch (Med.), a form of eczema occurring on the back of the hands of warehousemen.