| drainage, postural | Therapeutic drainage in bronchopulmonary diseases in which there is copious mucus secretion, such as chronic bronchitis, bronchiectasis, pulmonary abscess, or cystic fibrosis. The patient is placed with head downward, so that the trachea is inclined downward and below the affected area. It may be done in 15- to 20-minute sessions or by having the patient sleep in a head-down position. The therapy may be used in conjunction with forced expiration, bronchodilator agents, or expectorants. (12 Dec 1998) |
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| drainage, sanitary | A system of artificial or natural drains, generally used for the disposal of liquid wastes. (12 Dec 1998) |
| draine | <zoology> The missel thrush. Origin: F. Source: Websters Dictionary (01 Mar 1998) |
| draining | <agriculture> Of Drain, The art of carrying off surplus water, as from land. Draining tile. Same as Draintile. Source: Websters Dictionary (01 Mar 1998) |
| drake | 1. The male of the duck kind. 2. [Cf. Dragon fly, under Dragon] The drake fly. "The drake will mount steeple height into the air." (Walton) Drake fly, a kind of fly, sometimes used in angling. "The dark drake fly, good in August." (Walton) Origin: Akin to LG. Drake, OHG. Antrache, anetrecho, G. Enterich, Icel. Andriki, Dan. Andrik, OSw. Andrak, andrage, masc, and fr. AS. Ened, fem, duck; akin to D. Eend, G. Ente, Icel. Ond, Dan. And, Sw. And, Lith. Antis, L. Anas, Gr. (for), and perh. Skr. Ati a water fowl. In English the first part of the word was lost. The ending is akin to E. Rich. Cf. Gulaund. Source: Websters Dictionary (01 Mar 1998) |
| dram | <unit> A unit of weight: 1/8 oz.; 60 gr, apothecaries' weight; 1/16 oz., avoirdupois weight. Synonym: drachm. Abbreviation: dr Origin: see drachm (05 Mar 2000) |
| dramamine | <chemical> A drug combination that contains diphenhydramine and theophylline. It is used for treating vertigo, motion sickness, and nausea associated with pregnancy. It is not effective in the treatment of nausea associated with cancer chemotherapy. Pharmacological action: antiemetics, histamine h1 antagonists. Chemical name: 1H-Purine-2,6-dione, 8-chloro-3,7-dihydro-1,3-dimethyl-, compd. With 2-(diphenylmethoxy)-N,N-dimethylethanamine (1:1) (12 Dec 1998) |
| drank | Wild oats, or darnel grass. See Drake a plant. Origin: Cf. 3d Drake. Source: Websters Dictionary (01 Mar 1998) |
| Draper's law | A chemical change is produced in a photochemical substance only by those light rays that are absorbed by that substance. (05 Mar 2000) |
| Draper, John | <person> English chemist, 1811-1882. See: Draper's law. (05 Mar 2000) |
| drapetomania | <psychiatry> An uncontrollable desire to run away from home. Origin: G. Drapetes, runaway, + mania, insanity (05 Mar 2000) |
| drash syndrome | <radiology> Male pseudohermaphroditism, progressive nephritis, Wilms tumour (12 Dec 1998) |
| dravida | <ethnology> A race Hindostan, believed to be the original people who occupied the land before the Hindoo or Aryan invasion. Origin: Skr. Dravia, prob. Meaning, Tamil. Source: Websters Dictionary (01 Mar 1998) |
| dravidian | <ethnology> Of or pertaining to the Dravida. Dravidian languages, a group of languages of Southern India, which seem to have been the idioms of the natives, before the invasion of tribes speaking Sanskrit. Of these languages, the Tamil is the most important. Origin: From Skr. Dravia, the name of the southern portion of the peninsula of India. 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) |
| drain |
This spell transfers a certain amount of HP from the target to the caster. This spell can be used to increase the HP of the caster, or to reduce the HP of the target. This spell can be very effective against monsters with a high (physical) defense but a low magic defense.
출처: en.wikipedia.org/wiki/Final_Fantasy_magic
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| dram |
DRAM is a type of random access memory that stores each bit of data in a separate capacitor.The number of electrons stored in the capacitor determines whether the bit is considered 1 or 0.As the capacitor leaks electrons, the information gets lost eventually, unless the charge is refreshed periodically. Because it must be refreshed periodically, it is a dynamic memory as opposed to SRAM and other static memory. ...
출처: en.wikipedia.org/wiki/DRAM
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| drag |
For a solid object moving through a fluid or gas, drag is the sum of all the aerodynamic or hydrodynamic forces in the direction of the external fluid flow. It therefore acts to oppose the motion of the object, and in a powered vehicle it is overcome by thrust. Types of drag are generally divided into two categories: parasitic drag and lift-induced drag. Parasitic drag includes form drag, skin friction and interference drag. ...
출처: en.wikipedia.org/wiki/Drag_(physics)
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| drag |
Drag in its broadest sense means a costume or outfit that carries symbolic significance, but usually refers to the clothing associated with one gender role when worn by a person of the other gender. The term originated either in gay theater slang in the 1870s, where the official long-established theater term for "cross-dressing" on-stage was travesti (French, "cross-dressed," giving rise to travesty which took on further connotations as a genre of critical vocabulary). ...
출처: en.wikipedia.org/wiki/Drag_(clothing)
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| draught |
depth of water required for a ship to float in.
출처: www.geocities.com/hjamieson_ca/glossary.html
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| DRA | the depth of a vessel's keel below the surface (especially when loaded) |
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| DRA | preliminary version of a written work |
| DRA | a serving of drink (usually alcoholic) |
| DRA | a current of air (usually coming into a room or vehicle) |
| DRA | a document ordering the payment of money |
| DRA | engage somebody to enter the army |
| DRA | make a blueprint of |
| DRA | draw up an outline or sketch for something |
| DRA | an animal used for pulling heavy loads |
| DRA | a board to select personnel for involuntary military service |
| DRA | preliminary version of a written work |
| DRA | someone who is drafted and illegally refuses to serve |