| buffered crystalline penicillin G | Crystalline potassium penicillin G or crystalline sodium penicillin G buffered with not less than 4% and not more than 5% of sodium citrate. (05 Mar 2000) |
|---|---|
| buffers | Chemical systems that prevent change in the concentration of another chemical substance, e.g. Proton donor and acceptor systems serve as buffers preventing marked changes in hydrogen ion concentration (pH). (12 Dec 1998) |
| buffet | 1. A cupboard or set of shelves, either movable or fixed at one side of a room, for the display of plate, china, etc, a sideboard. "Not when a gilt buffet's reflected pride Turns you from sound philosophy aside." (Pope) 2. A counter for refreshments; a restaurant at a railroad station, or place of public gathering. Origin: F. Buffet, LL. Bufetum; of uncertain origin; perh. Fr. The same source as E. Buffet a blow, the root meaning to puff, hence (cf. Puffed up) the idea of ostentation or display. Source: Websters Dictionary (01 Mar 1998) |
| buffeting | 1. A striking with the hand. 2. A succession of blows; continued violence, as of winds or waves; afflictions; adversity. "He seems to have been a plant of slow growth, but . . . Fitted to endure the buffeting on the rudest storm." (Wirt) Source: Websters Dictionary (01 Mar 1998) |
| bufflehead | 1. One who has a large head; a heavy, stupid fellow. "What makes you stare so, bufflehead?" (Plautus (trans. 1694)) 2. <zoology> The buffel duck. See Buffel duck. Origin: Buffle + head. Source: Websters Dictionary (01 Mar 1998) |
| buffy | <medicine> Resembling, or characterised by, buff. Buffy coat, the coagulated plasma of blood when the red corpuscles have so settled out that the coagulum appears nearly colourless. This is common in diseased conditions where the corpuscles run together more rapidly and in denser masses than usual. Source: Websters Dictionary (01 Mar 1998) |
| buffy coat | <haematology> Thin yellow white layer of leucocytes on top of the mass of red cells when whole blood is centrifuged. (18 Nov 1997) |