| Si | the most anterior point on the lower contour of the sella turcica [point]; silicon |
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| Sp | the most posterior point on the posterior contour of the sella turcica; species; specific; specimen;... |
| PSB | Protected double-Sheathed Brush |
| BB | bad breath; bed bath; beta blockade, beta blocker; BioBreeding [rat]; blanket bath; blood bank; bloo... |
| BBEP | brush border endopeptidase |
| brush layering | <ecology> Placing horizontal layers of tree branches or twigs in a gully or along a slope and then partially covering the branches with soil, the branches act to hold the soil in place and to absorb momentum from water flowing over the area. (09 Oct 1997) |
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| brush turkey | <zoology> A large, edible, gregarious bird of Australia (Talegalla Lathami) of the family Megapodidae. Also applied to several allied species of new Guinea. The brush turkeys live in the "brush," and construct a common nest by collecting a large heap of decaying vegetable matter, which generates heat sufficient to hatch the numerous eggs (sometimes half a bushel) deposited in it by the females of the flock. Source: Websters Dictionary (01 Mar 1998) |
| polishing brush | A brush usually mounted in a rotating instrument, used to polish teeth or artificial replacements. (05 Mar 2000) |
| cytology brush | A small brush which is used to collect cells during the course of a biopsy. (09 Oct 1997) |
| denture brush | A brush used to clean removable dentures. (05 Mar 2000) |
| end-brush | An anomalous term that refers to the terminal arborization of an axon. Synonym: end-brush. Origin: G. Telos, end, + dendron, tree (05 Mar 2000) |
| Kruse's brush | A bunch of fine platinum wires attached to a holder; used in bacteriological work to spread material over the surface of a culture medium. (05 Mar 2000) |
| virgin islands of the united states | A group of islands in the lesser antilles in the west indies, the three main islands being st. Croix, st. Thomas, and st. John. The capital is charlotte amalie. The virgin islands were discovered by columbus in 1493. Before 1917 the u.s. Virgin islands were held by the danish and called the danish west indies but the name was changed when the united states acquired them by purchase. Virgin refers to the fact that columbus made his discovery on st. Ursula's day - virgins being her legendary companions - or to the resemblance of the chain of islands to a procession of nuns or virgins. (12 Dec 1998) |
| midwestern united states | The geographic area of the midwestern region of the united states in general or when the specific state or states are not indicated. The states usually included in this region are illinois, indiana, iowa, kansas, kentucky, michigan, minnesota, missouri, nebraska, ohio, oklahoma, north dakota, south dakota and wisconsin. (12 Dec 1998) |
| southeastern united states | The geographic area of the southeastern region of the united states in general or when the specific state or states are not included. The states usually included in this region are alabama, arkansas, florida, georgia, louisiana, mississippi, north carolina, south carolina, west virginia, and virginia. (12 Dec 1998) |
| southwestern united states | The geographic area of the southwestern region of the united states. The states usually included in this region are arizona, california, colourado, nevada, new mexico, texas, and utah. (12 Dec 1998) |
| northwestern united states | The geographic area of the northwestern region of the united states. The states usually included in this region are idaho, montana, oregon, washington, and wyoming. (12 Dec 1998) |
| united | Combined; joined; made one. United Brethren. <botany> See Moravian, United flowers, those members of the Greek Church who acknowledge the supremacy of the pope; called also uniats. Source: Websters Dictionary (01 Mar 1998) |
| united arab emirates | A federation of seven states on the southeast portion of the arabian peninsula: abu dhabi, ajman, dubai, fujairah, ras al-khaimah, sharjah and umm al-qaiwain. In 1820 a treaty of peace was concluded between great britain and native rulers. During the 19th century the rulers agreed to suppression of the slave trade and restriction of foreign relations to great britain. The trucial council was established in 1952 and defense treaties with great britain terminated. In 1971 an independent six-member federation was formed, with ras al-khaimah joining the federation in 1972. (12 Dec 1998) |
| united nations | An international organization whose members include most of the sovereign nations of the world with headquarters in new york city. The primary objectives of the organization are to maintain peace and security and to achieve international cooperation in solving international economic, social, cultural, or humanitarian problems. (12 Dec 1998) |