| PPE | palmoplantar erythrodysesthesia; personal protective equipment; polyphosphoric ester; porcine pancre... |
|---|---|
| CR | calculation rate; calculus removed; calorie-restricted; cardiac rehabilitation; cardiac resuscitatio... |
| TOP | termination of pregnancy; topoisomerase |
| top | topical |
| PA | 1) Pernicious Anemia; ¾Ç¼ººóÇ÷ 2) Pulmonary Artery 3) Protecti... |
| BBTV | Banana bunchy top virus |
|---|---|
| BCTV | Beet curly top virus |
| TOP | termination of pregnancy |
| CPS | Child Protective Service |
| PPE | Personal protective equipment |
| 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) |
| radiation-protective agents | Drugs used to protect against ionizing radiation. They are usually of interest for use in radiation therapy but have been considered for other, e.g. Military, purposes. (12 Dec 1998) |
| gloves, protective | Coverings for the hands, usually with separations for the fingers, made of various materials, for protection against infections, toxic substances, extremes of hot and cold, radiations, water immersion, etc. The gloves may be worn by patients, care givers, housewives, laboratory and industrial workers, police, etc. (12 Dec 1998) |
| respiratory protective devices | Respirators to protect individuals from breathing air contaminated with harmful dusts, fogs, fumes, mists, gases, smokes, sprays, or vapors. (12 Dec 1998) |
| head protective devices | Personal devices for protection of heads from impact, penetration from falling and flying objects, and from limited electric shock and burn. (12 Dec 1998) |
| protective | <pharmacology> An agent that affords defense against a deleterious influence, such as a substance applied to the skin to avoid the effects of the sun's rays or other noxious influences. Origin: L. Protegere = to cover over (18 Nov 1997) |
| protective agents | Synthetic or natural substances which are given to prevent a disease or disorder or are used in the process of treating a disease or injury due to a poisonous agent. (12 Dec 1998) |
| protective block | An incompletely understood mechanism whereby a pacemaker is protected from being discharged by the impulse from another centre; the mechanism, usually conceived as an encircling zone of unidirectionally refractory tissue permitting egress of impulses from the centre but preventing access to the centre, is seen in operation in ventricular parasystole where the parasystolic centre is protected from discharge by the sinus pacemaker and so is able to maintain its intrinsic rhythm undisturbed. Synonym: entrance block, protection. (05 Mar 2000) |
| protective clothing | Clothing designed to protect the individual against known hazards to which he will be exposed. (12 Dec 1998) |
| protective colloid | A colloid that has the power of preventing the precipitation of suspensoids under the influence of an electrolyte. (05 Mar 2000) |
| protective devices | Devices designed to provide personal protection against injury to individuals exposed to hazards in industry, sports, aviation, or daily activities. (12 Dec 1998) |
Á¦Ç°¸í |
ÆÇ¸Å»ç |
º¸ÇèÄÚµå | ¼ººÐ/ÇÔ·® | ±¸ºÐ/º¸Çè±Þ¿© |
|---|
Á¦Ç°¸í |
ÆÇ¸Å»ç |
º¸ÇèÄÚµå | ¼ººÐ/ÇÔ·® | ±¸ºÐ/º¸Çè±Þ¿© |
|---|