U'RANITE, noun An ore or phosphate of uranium, called also uran-glimmer, and uran-mica. It is of a lemon yellow gold color, or yellowish brown, sometimes of an apple green or emerald color. It occurs crystallized in rectangular prisms, in imperfect octahedrons, etc. Its structure is lamellar, and it yields to the knife.
Uranite is found in primitive earths, in three states, crystallized, compact, and pulverulent.
URANIT'IC, adjective Pertaining to uranite, or resembling it.
URA'NIUM, noun [Gr. heaven, or a planet so called.]
A metal discovered in 1789 by Klaproth, in the mineral called pechblend. It is occasionally found native in uran-ocher and uran-mica; but more generally it is obtained from pechblend, in which it exists with iron, copper, lead, and sometimes with arsenic, cobalt and zink.
URANOL'OGY, noun [Gr. heaven and discourse.]
A discourse or treatise on the heavens.
UR'BANE, adjective [Latin urbanus, from urbs, a city.] Civil; courteous in manners; polite.
URBAN'ITY, noun [Latin urbanitas, from urbs, a city.]
1. That civility or courtesy of manners which is acquired by associating with well bred people; politeness; polished manners.
2. Facetiousness.
UR'BANIZE, verb transitive To render civil and courteous; to polish.
UR'CEOLATE, adjective [Latin urceolus, urceus, a pitcher.
In botany, shaped like a pitcher; swelling out like a pitcher; as a calyx or corol.
UR'CHIN, noun
1. A name given to the hedgehog.
2. A name of slight anger given to a child; as, the little urchin cried.
URE, noun Use; practice. [Obsolete, but retained in inure.]
U'REA, noun A substance obtained from urine.
U'RETER, noun [Gr. See Urine.]
A tube conveying the urine from the kidney to the bladder. There are two ureters, one on each side.
URE'THRA, noun [Gr. See Urine.]
The canal by which the urine is conducted from the bladder and discharged.
URGE, verb intransitive [Latin urgeo. This belongs probably to the family of Gr. and Latin arceo.]
1. To press; to push; to drive; to impel; to apply force to, in almost any manner.
And great Achilles urge the Trojan fate.
2. To press the mind or will; to press by motives, arguments, persuasion or importunity.
My broth did urge me in his act.
3. To provoke; to exasperate.
URGE not my father's anger.
4. To follow close; to impel.
Heir urges heir, like wave impelling wave.
5. To labor vehemently; to press with eagerness.
Through the thick deserts headlong urg'd his flight.
6. To press; as, to urge an argument; to urge a petition; to urge the necessity of a case.
7. To importune; to solicit earnestly. He urged his son to withdraw.
8. To apply forcibly; as, to urge an ore with intense heat.
URGE, verb intransitive To press forward; as, he strives to urge upward.
URG'ED, participle passive Pressed; impelled; importuned.
URG'ENCY, noun
1. Pressure; importunity; earnest solicitation; as the urgency of a request.
2. Pressure of necessity; as the urgency of want or distress; the urgency of the occasion.
URG'ENT, adjective
1. Pressing with importunity. Exodus 12:33.
2. Pressing with necessity; violent; vehement; as an urgent case or occasion.
URG'ENTLY, adverb With pressing importunity; violently; vehemently; forcibly.
URG'ER, noun One who urges; one who importunes.
URG'ING, participle present tense
1. Pressing; driving; impelling.
2. adjective Pressing with solicitations; importunate.
U'RIC, adjective In chimistry, the uric acid, called also lithic acid, is obtained from urinary calculi.
U'RIM, noun [Heb.] The urim and Thummim, among the Israelites, signify lights and perfections. These were a kind of ornament belonging to the habit of the high priest, in virtue of which he gave oracular answers to the people; but what they were has not been satisfactorily ascertained.
U'RINAL, noun [Latin urinalis, from urina, urine.]
1. A bottle in which urine is kept for inspection.
2. A vessel for containing urine.
3. In chimistry, an oblong glass vessel, used in making solutions.
URINA'RIUM, noun In agriculture, a reservoir or place for the reception of urine, etc. for manure.
U'RINARY, adjective [from urine.] Pertaining to urine; as the urinary bladder; urinary calculi; urinary abscesses.
U'RINATIVE, adjective Provoking urine.
URINA'TOR, noun [Latin from urino, to dive.] A diver; one who plunges and sinks in water in search of something, as for pearls.
U'RINE, noun [Latin urina; Gr.]
An animal fluid or liquor secreted by the kidneys, whence it is conveyed into the bladder by the ureters, and through the urethra discharged. The urine of beasts is sometimes called stale.
U'RINE, verb intransitive [supra.] To discharge urine
U'RINOUS, adjective Pertaining to urine, or partaking of its qualities.
URN, noun [Latin urna.]
1. A kind of vase of a roundish form, largest in the middle; used as an ornament.
2. A vessel for water.
3. A vessel in which the ashes of the dead were formerly kept.
4. A Roman measure for liquids, containing about three gallons and a half, wine measure. It was half the amphora, and four times the congius.
UROS'COPY, noun [Gr.] Inspection of urine.
UR'RY, noun A sort of blue or black clay, lying near a vein of coal.
UR'SA, noun [Latin] The bear, a constellation, the greater and lesser bear, near the north pole.
UR'SIFORM adjective [Latin ursa, bear, and form.] In the shape of a bear.
UR'SINE, adjective [Latin ursinus.] Pertaining to or resembling a bear.
UR'SULINE, adjective Denoting an order of nuns who observe the rule of St. Austin; so called from their institutress, St. Ursula.
'URU, noun The name in India of a fragrant aloe-wood.
U'RUS,
URE, noun [Latin urus ] The wild bull.