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several denominations are regulated, and which is itself defined by comparison with some known magnitude, either natural or empirical, as, in the United States, the dollar for money, the pound avoirdupois for weight, the yard for length, the gallon of 8.3389 pounds avoirdupois of water at 39.8º Fahr. (about 231 cubic…

Unknown; strange. [Obs. or Scot.] W. Browne.

Unknown. [Obs.] "French of Paris was to her unknow." Chaucer.

Not gained by study; not known.

Not known; unknown. [Obs.] Chaucer. Spenser.

An extensive family of butterflies, including those known as skippers (Hesperiadæ).

. Vacant succession (Law), one that is claimed by no person, or where all the heirs are unknown, or where all the known heirs to it have renounced it. Burrill.

Proceeding from no known authority; unauthenticated; uncertain; flying; as, a vague report. Some legend strange and value. Longfellow. Vague year. See Sothiac year, under Sothiac.

cetylene, but possessing the property of unsaturation in the third degree. It is the only known member of a distinct series of compounds. It has a garlic odor.

ounds; as, vanadic oxide. Vanadic acid (Chem.), an acid analogous to phosphoric acid, not known in the free state but forming a well-known series of salts.

of turning; revolution; rotation. [R.] Locke. I hardly believe he hath from elder times unknown the verticity of the loadstone. Sir T. Browne.

A rare metallic element of which little is known. It is said by Scacchi to have been extracted from a yellowish incrustation from the cracks of a Vesuvian lava erupted in 1631.

A group of butterflies including those known as virgins, or gossamer-winged butterflies.

A person of the male sex who has not known sexual indulgence. [Archaic] Wyclif. These are they which were not defiled with women; for they are virgins. Rev. xiv. 4. He his flesh hath overcome; He was a virgin, as he said. Gower.

hing other than a form of physical energy derived from, and convertible into, other well- known forces of nature. -- Vital functions (Physiol.), those functions or actions of the body on which life is directly dependent, as the circulation of the blood, digestion, etc. -- Vital principle, an immaterial force, to whic…

The doctrine that all the functions of a living organism are due to an unknown vital principle distinct from all chemical and physical forces.

rument for measuring the volumes of gases or liquids by introducing them into a vessel of known capacity.

Goods found of which the owner is not known; originally, such goods as a pursued thief threw away to prevent being apprehended, which belonged to the king unless the owner made pursuit of the felon, took him, and brought him to justice. Blackstone.

nut of any tree of the genus Juglans; also, the tree, and its timber. The seven or eight known species are all natives of the north temperate zone.

at, blackcap, reed warbler (see under Reed), and sedge warbler (see under Sedge) are well-known species.