| ¿µ¹® | bronchial brush biopsy | ÇÑ±Û | ±â°üÁö ºê·¯½Ã»ý°Ë |
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| CR | calculation rate; calculus removed; calorie-restricted; cardiac rehabilitation; cardiac resuscitatio... |
|---|---|
| TOP | termination of pregnancy; topoisomerase |
| top | topical |
| PSB | Protected double-Sheathed Brush |
| BB | bad breath; bed bath; beta blockade, beta blocker; BioBreeding [rat]; blanket bath; blood bank; bloo... |
| BBTV | Banana bunchy top virus |
|---|---|
| BCTV | Beet curly top virus |
| TOP | termination of pregnancy |
| BBMI | Brush Border Myosin-I |
| BB | Brush border |
tooth brush
| top | 1. To cover on the top; to tip; to cap; chiefly used in the past participle. "Like moving mountains topped with snow." (Waller) "A mount Of alabaster, topped with golden spires." (Milton) 2. To rise above; to excel; to outgo; to surpass. "Topping all others in boasting." (Shak) "Edmund the base shall top the legitimate." (Shak) 3. To rise to the top of; to go over the top of. "But wind about till thou hast topped the hill." (Denham) 4. To take off the or upper part of; to crop. "Top your rose trees a little with your knife." (Evelyn) 5. To perform eminently, or better than before. "From endeavoring universally to top their parts, they will go universally beyond them." (Jeffrey) 6. To raise one end of, as a yard, so that that end becomes higher than the other. To top off, to complete by putting on, or finishing, the top or uppermost part of; as, to top off a stack of hay; hence, to complete; to finish; to adorn. 1. A child's toy, commonly in the form of a conoid or pear, made to spin on its point, usually by drawing off a string wound round its surface or stem, the motion being sometimes continued by means of a whip. 2. A plug, or conical block of wood, with longitudital grooves on its surface, in which the strands of the rope slide in the process of twisting. Origin: CF. OD. Dop, top, OHG, MNG, & dial. G. Topf; perhaps akin to G. Topf a pot. 1. The highest part of anything; the upper end, edge, or extremity; the upper side or surface; summit; apex; vertex; cover; lid; as, the top of a spire; the top of a house; the top of a mountain; the top of the ground. "The star that bids the shepherd fold, Now the top of heaven doth hold." (Milton) 2. The utmost degree; the acme; the summit. "The top of my ambition is to contribute to that work." (Pope) 3. The highest rank; the most honorable position; the utmost attainable place; as, to be at the top of one's class, or at the top of the school. "And wears upon hisbaby brow the round And top of sovereignty." (Shak) 4. The chief person; the most prominent one. "Other . . . Aspired to be the top of zealots." (Milton) 5. The crown of the head, or the hair upon it; the head. "From top to toe" "All the stored vengeance of Heaven fall On her ungrateful top !" (Shak) 6. The head, or upper part, of a plant. "The buds . . . Are called heads, or tops, as cabbageheads." (I. Watts) 7. A platform surrounding the head of the lower mast and projecting on all sudes. It serves to spead the topmast rigging, thus strengheningthe mast, and also furnishes a convenient standing place for the men aloft. 8. A bundle or ball of slivers of comkbed wool, from which the noils, or dust, have been taken out. 9. Eve; verge; point. "He was upon the top of his marriage with Magdaleine." 10. The part of a cut gem between the girdle, or circumference, and the table, or flat upper surface. Top is often used adjectively or as the first part of compound words, usually self-explaining; as, top stone, or topstone; top-boots, or top boots; top soil, or top-soil. Top and but, a phrase used to denote a method of working long tapering planks by bringing the but of one plank to the top of the other to make up a constant breadth in two layers. <zoology> Top minnow, a small viviparous fresh water fish (Gambusia patruelis) abundant in the Southern United States. Also applied to other similar species. Origin: AS. Top; akin to OFries. Top a tuft, D. Top top, OHG. Zopf end, tip, tuft of hair, G. Zopf tuft of hair, pigtail, top of a tree, Icel. Toppr a tuft of hair, crest, top, Dan. Top, Sw. Topp pinnacle, top; of uncertain origin. Cf. Tuft. Source: Websters Dictionary (01 Mar 1998) |
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| top-shaped | <botany> Having the shape of a top; cone-shaped, with the apex downward; turbinate. Source: Websters Dictionary (01 Mar 1998) |
| top-shell | <zoology> Any one of numerous species of marine top_shaped shells of the genus Thochus, or family Trochidae. Source: Websters Dictionary (01 Mar 1998) |
| turban-top | <botany> A kind of fungus with an irregularly wrinkled, somewhat globular pileus (Helvella, or Gyromitra, esculenta). Source: Websters Dictionary (01 Mar 1998) |
| flat top waves | Activity in the electroencephalogram having a pattern suggesting a flat top; these wave's are often found in temporal lobe discharges. (05 Mar 2000) |
| Ayre brush | A device, consisting of a long flexible tube with a brush at the distal end, for collecting gastric mucosal cells in cancer detection studies; after positioning in the stomach the brush is rotated and "sweeps" cells from the mucosa. (05 Mar 2000) |
| bronchoscopic brush | A small brush for insertion through a bronchoscope to wipe off cells for microscopic identification in suspected bronchial carcinoma. (05 Mar 2000) |
| brush | 1. An instrument composed of bristles, or other like material, set in a suitable back or handle, as of wood, bone, or ivory, and used for various purposes, as in removing dust from clothes, laying on colours, etc. Brushes have different shapes and names according to their use; as, clothes brush, paint brush, tooth brush, etc. 2. The bushy tail of a fox. 3. <zoology> A tuft of hair on the mandibles. 4. Branches of trees lopped off; brushwood. 5. A thicket of shrubs or small trees; the shrubs and small trees in a wood; underbrush. 6. <physics> A bundle of flexible wires or thin plates of metal, used to conduct an electrical current to or from the commutator of a dynamo, electric motor, or similar apparatus. 7. The act of brushing; as, to give one's clothes a brush; a rubbing or grazing with a quick motion; a light touch; as, we got a brush from the wheel as it passed. "[As leaves] have with one winter's brush Fell from their boughts." (Shak) 8. A skirmish; a slight encounter; a shock or collision; as, to have a brush with an enemy. "Let grow thy sinews till their knots be strong, And tempt not yet the brushes of the war." (Shak) 9. A short contest, or trial, of speed. "Let us enjoy a brush across the country." (Cornhill Mag) Electrical brush, a form of the electric discharge characterised by a brushlike appearance of luminous rays diverging from an electrified body. Origin: OE. Brusche, OF. Broche, broce, brosse, brushwood, F. Brosse brush, LL. Brustia, bruscia, fr. OHG. Brusta, brust, bristle, G. Borste bristle, burste brush. See Bristle, and cf. Browse. Source: Websters Dictionary (01 Mar 1998) |
| brush biopsy | Biopsy obtained by passing a bristled catheter into the ureter or pyelocalyceal system to remove cells from suspected areas of disease by entrapping them in the bristles. (05 Mar 2000) |
| brush border | <pathology> The densely packed microvilli on the apical surface of, for example: intestinal epithelial cells. (18 Nov 1997) |
| brush burn | A burn caused by friction of a rapidly moving object against the skin or ground into the skin. (05 Mar 2000) |
| brush catheter | A ureteral catheter with a finely bristled brush tip that is endoscopically passed into the ureter or renal pelvis and by gentle to-and-fro movement brushes cells from the surface of suspected tumours. (05 Mar 2000) |
| brush habitat | <ecology> Includes a wide variety of plant and animal life dominated by and associated with coastal scrub and chaparral. (09 Oct 1997) |
| brush heap structure | Haphazard interlocking of fibrils in a gel or hydrocolloid impression material. (05 Mar 2000) |
| 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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