uracil
         n 1: a base containing nitrogen that is found in RNA (but not in
               DNA) and derived from pyrimidine; pairs with adenine [syn:
               {uracil}, {U}]

English Dictionary: Uhrschlag	by the DICT Development Group
From WordNet (r) 3.0 (2006) [wn]:
urceolate adj urn-shaped; large below and contracted toward the mouth
From WordNet (r) 3.0 (2006) [wn]:
urceole n a vessel that holds water for washing the hands
From WordNet (r) 3.0 (2006) [wn]:
urocele n extravasation of urine into the scrotal sac
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Urcelate \Ur"ce*late\, a. [L. urceolus, dim. of urceus a pitcher       or waterpot.] (Nat. Hist.)       Shaped like a pitcher or urn; swelling below, and contrasted       at the orifice, as a calyx or corolla.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Urceolar \Ur"ce*o*lar\, a.       Urceolate.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Urceole \Ur"ce*ole\, n. [See {Urceolate}.] (R. C. Ch.)       A vessel for water for washing the hands; also, one to hold       wine or water.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
d8Urceolus \[d8]Ur*ce"o*lus\, n.; pl. {Urceoli}. [L., a little       pitcher.] (Bot.)       Any urn-shaped organ of a plant.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Urocele \U"ro*cele\, n. [1st uro + Gr. [?] tumor.] (Med.)       A morbid swelling of the scrotum due to extravasation of       urine into it.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Uroglaucin \U`ro*glau"cin\, n. [1st uro- + L. glaucus bright.]       (Physiol. Chem.)       A body identical with indigo blue, occasionally found in the       urine in degeneration of the kidneys. It is readily formed by       oxidation or decomposition of indican.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Drill \Drill\, n.       1. An instrument with an edged or pointed end used for making             holes in hard substances; strictly, a tool that cuts with             its end, by revolving, as in drilling metals, or by a             succession of blows, as in drilling stone; also, a drill             press.          2. (Mil.) The act or exercise of training soldiers in the             military art, as in the manual of arms, in the execution             of evolutions, and the like; hence, diligent and strict             instruction and exercise in the rudiments and methods of             any business; a kind or method of military exercises; as,             infantry drill; battalion drill; artillery drill.          3. Any exercise, physical or mental, enforced with regularity             and by constant repetition; as, a severe drill in Latin             grammar.          4. (Zo[94]l.) A marine gastropod, of several species, which             kills oysters and other bivalves by drilling holes through             the shell. The most destructive kind is {Urosalpinx             cinerea}.          {Bow drill}, {Breast drill}. See under {Bow}, {Breast}.          {Cotter drill}, [or] {Traverse drill}, a machine tool for             drilling slots.          {Diamond drill}. See under {Diamond}.          {Drill jig}. See under {Jig}.          {Drill pin}, the pin in a lock which enters the hollow stem             of the key.          {Drill sergeant} (Mil.), a noncommissioned officer whose             office it is to instruct soldiers as to their duties, and             to train them to military exercises and evolutions.          {Vertical drill}, a drill press.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Ursal \Ur"sal\, n. (Zo[94]l.)       The ursine seal. See the Note under 1st {Seal}.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Ursula \Ur"su*la\, n. (Zo[94]l.)       A beautiful North American butterfly ({Basilarchia, [or]       Limenitis, astyanax}). Its wings are nearly black with red       and blue spots and blotches. Called also {red-spotted       purple}.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Ursuline \Ur"su*line\, n. [Cf. F. ursuline.] (R. C. Ch.)       One of an order of nuns founded by St. Angela Merici, at       Brescia, in Italy, about the year 1537, and so called from       St. Ursula, under whose protection it was placed. The order       was introduced into Canada as early as 1639, and into the       United States in 1727. The members are devoted entirely to       education.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Ursuline \Ur"su*line\, a.       Of or pertaining to St. Ursula, or the order of Ursulines;       as, the Ursuline nuns.