| Bouillaud's disease | An obsolete eponym for acute rheumatic fever with carditis. (05 Mar 2000) |
|---|---|
| Bouillaud, Jean | <person> French physician, 1796-1881. See: Bouillaud's disease. (05 Mar 2000) |
| bouillon | 1. A nutritious liquid food made by boiling beef, or other meat, in water; a clear soup or broth. 2. <veterinary> An excrescence on a horse's frush or frog. Origin: F, fr. Bouillir to boil. Source: Websters Dictionary (01 Mar 1998) |
| Bouin's fixative | A solution of glacial acetic acid, formalin, and picric acid, useful for soft and delicate tissues (as those of embryos) and small pieces of tissues; it preserves glycogen and nuclei and permits brilliant staining, but penetrates slowly, distorts kidney tissue and mitochondria, and does not permit Feulgen stain for DNA. (05 Mar 2000) |
| Bouin, Paul | <person> French histologist, 1870-1962. See: Bouin's fixative. (05 Mar 2000) |
| boulangerite | <chemical> A mineral of a bluish gray colour and metallic luster, usually in plumose masses, also compact. It is sulphide of antimony and lead. Origin: From Boulanger, a French mineralogist. Source: Websters Dictionary (01 Mar 1998) |
| boulder | 1. A large stone, worn smooth or rounded by the action of water; a large pebble. 2. <geology> A mass of any rock, whether rounded or not, that has been transported by natural agencies from its native bed. See Drift. Bowlder clay, the unstratified clay deposit of the Glacial or Drift epoch, often containing large numbers of bowlders. Bowlder wall, a wall constructed of large stones or bowlders. Origin: Cf. Sw. Bullra to roar, rattle, Dan. Buldre, dial. Sw. Bullersteen larger kind of pebbles; perh. Akin to E. Bellow. Source: Websters Dictionary (01 Mar 1998) |
| boulimia | An eating disorder which is characterised by self-induced vomiting after eating. (27 Sep 1997) |
| boulter | A long, stout fishing line to which many hooks are attached. Origin: Etymol. Uncertain. Source: Websters Dictionary (01 Mar 1998) |
| boultin | A molding, the convexity of which is one fourth of a circle, being a member just below the abacus in the Tuscan and Roman Doric capital; a torus; an ovolo. One of the shafts of a clustered column. Alternative forms: bowtel, boltel, boultell, etc. Source: Websters Dictionary (01 Mar 1998) |
| bounce | 1. To strike or thump, so as to rebound, or to make a sudden noise; a knock loudly. "Another bounces as hard as he can knock." (Swift) "Against his bosom bounced his heaving heart." (Dryden) 2. To leap or spring suddenly or unceremoniously; to bound; as, she bounced into the room. "Out bounced the mastiff." (Swift) "Bounced off his arm+chair." (Thackeray) 3. To boast; to talk big; to bluster. Origin: OE. Bunsen; cf. D. Bonzen to strike, bounce, bons blow, LG. Bunsen to knock; all prob. Of imitative origin. 1. A sudden leap or bound; a rebound. 2. A heavy, sudden, and often noisy, blow or thump. "The bounce burst open the door." (Dryden) 3. An explosion, or the noise of one. 4. Bluster; brag; untruthful boasting; audacious exaggeration; an impudent lie; a bouncer. 5. <zoology> A dogfish of Europe (Scyllium catulus). Source: Websters Dictionary (01 Mar 1998) |
| bounce frequency | <physics> The average frequency of oscillation of a particle trapped in a magnetic mirror as it bounces back and forth between its turning points in regions of high magnetic field. (See also trapped particle, turning points, banana orbit). (09 Oct 1997) |
| bouncing | 1. Stout; plump and healthy; lusty; buxom. "Many tall and bouncing young ladies." (Thackeray) 2. Excessive; big. "A bouncing reckoning. <botany>" Bouncing Bet, the common soapwort (Saponaria officinalis). Source: Websters Dictionary (01 Mar 1998) |
| bound | The external or limiting line, either real or imaginary, of any object or space; that which limits or restrains, or within which something is limited or restrained; limit; confine; extent; boundary. "He hath compassed the waters with bounds." (Job xxvi. 10) "On earth's remotest bounds." (Campbell) "And mete the bounds of hate and love." (Tennyson) To keep within bounds, not to exceed or pass beyond assigned limits; to act with propriety or discretion. Synonym: See Boundary. Origin: OE. Bounde, bunne, OF. Bonne, bonde, bodne, F. Borne, fr. LL. Bodina, bodena, bonna; prob. Of Celtic origin; cf. Arm. Bonn boundary, limit, and boden, bod, a tuft or cluster of trees, by which a boundary or limit could be marked. Cf. Bourne. Source: Websters Dictionary (01 Mar 1998) |
| bound water | Water held to colloids and other substances and not removed by simple filtration. (05 Mar 2000) |