| MSDS | material safety data sheet |
|---|---|
| CR | calculation rate; calculus removed; calorie-restricted; cardiac rehabilitation; cardiac resuscitatio... |
| TOP | termination of pregnancy; topoisomerase |
| top | topical |
| MSDS | Material Safety DAta Sheet |
|---|---|
| BBTV | Banana bunchy top virus |
| BCTV | Beet curly top virus |
| TOP | termination of pregnancy |
shelf force
| beta pleated sheet | <cell biology> Beta secondary structure in proteins consists of two almost fully extended polypeptide chains lying side by side, linked by interchain hydrogen bonds between peptide C=O and N H groups. The chains may run in the same or opposite directions (yielding parallel or antiparallel structures, respectively). When multiple chains are involved, an extended sheet, the pleated sheet, is formed. (18 Nov 1997) |
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| sheet | 1. To furnish with a sheet or sheets; to wrap in, or cover with, a sheet, or as with a sheet. "The sheeted dead." "When snow the pasture sheets." 2. To expand, as a sheet. "The star shot flew from the welkin blue, As it fell from the sheeted sky." (J. R. Drake) To sheet home, to haul upon a sheet until the sail is as flat, and the clew as near the wind, as possible. Origin: Sheeted; Sheeting. In general, a large, broad piece of anything thin, as paper, cloth, etc.; a broad, thin portion of any substance; an expanded superficies. Specifically: A broad piece of cloth, usually linen or cotton, used for wrapping the body or for a covering; especially, one used as an article of bedding next to the body. "He fell into a trance, and saw heaven opened, and a certain vessel descending unto him, as it had been a great sheet knit at the four corners." (Acts x. 10, 11) "If I do die before thee, prithee, shroud me In one of those same sheets." (Shak) A broad piece of paper, whether folded or unfolded, whether blank or written or printed upon; hence, a letter; a newspaper, etc. A single signature of a book or a pamphlet; in pl, the book itself. "To this the following sheets are intended for a full and distinct answer." (Waterland) A broad, thinly expanded portion of metal or other substance; as, a sheet of copper, of glass, or the like; a plate; a leaf. A broad expanse of water, or the like. "The two beautiful sheets of water." . A sail. <geology> An extensive bed of an eruptive rock intruded between, or overlying, other strata. 2. [AS. Sceata. See the Etymology above. A rope or chain which regulates the angle of adjustment of a sail in relation in relation to the wind; usually attached to the lower corner of a sail, or to a yard or a boom. Pl. The space in the forward or the after part of a boat where there are no rowers; as, fore sheets; stern sheets. Sheet is often used adjectively, or in combination, to denote that the substance to the name of which it is prefixed is in the form of sheets, or thin plates or leaves; as, sheet brass, or sheet-brass; sheet glass, or sheet-glass; sheet gold, or sheet-gold; sheet iron, or sheet-iron, etc. A sheet in the wind, half drunk. Both sheets in the wind, very drunk. In sheets, lying flat or expanded; not folded, or folded but not bound; said especially of printed sheets. Sheet bend, a bend or hitch used for temporarily fastening a rope to the bight of another rope or to an eye. Sheet lightning, Sheet piling, etc. See Lightning, Piling, etc. Origin: OE. Shete, schete, AS. Scte, scte, fr. Sceat a projecting corner, a fold in a garment (akin to D. Schoot sheet, bosom, lap, G. Schoss bosom, lap, flap of a coat, Icel. Skaut, Goth. Skauts the hem of a garment); originally, that which shoots out, from the root of AS. Sceotan to shoot. See Shoot. Source: Websters Dictionary (01 Mar 1998) |
| draw-sheet | A narrow sheet placed crosswise on the bed under the patient, with a rubber sheet of the same width beneath it; used to assist in moving the patient or in changing soiled bed coverings. (05 Mar 2000) |
| 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) |
| 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) |
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