DIR |
double isomorphous replacement |
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Dir, dir |
director; direction, directions |
DIRD |
drug-induced renal disease |
DIRLINE |
Directory of Information Resources On-Line |
DIR |
dorsal immobility response |
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dir prop |
<abbreviation> L. Directione propria, with proper direction. (05 Mar 2000) |
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diradiation |
The emission and diffusion of rays of light. Origin: Pref. Di- + radiation. Source: Websters Dictionary (01 Mar 1998) |
dire |
1. Ill-boding; portentous; as, dire omens. 2. Evil in great degree; dreadful; dismal; horrible; terrible; lamentable. "Dire was the tossing, deep the groans." (Milton) "Gorgons and hydras and chimeras dire." (Milton) Origin: L. Dirus; of uncertain origin. Source: Websters Dictionary (01 Mar 1998) |
direct |
1. Straight, in a straight line. 2. Performed immediately and without the intervention of subsidiary means. Origin: L. Directus (18 Nov 1997) |
direct acrylic restoration |
A direct resin restoration of autopolymerizing acrylic. (05 Mar 2000) |
direct agglutination |
A general term for techniques which use the agglutination (macroscopic clumping) of particulate reagents as an indicator of the presence of an antigen-antibody reaction. Examples (haemagglutination, latex agglutination and coagglutination) follow. (05 Mar 2000) |
direct B-cell |
Lymphocytes responding to a small range of antigens by antibody production without any requirement for T-cells. The antigens include flagellin and pokeweed mitogen. (18 Nov 1997) |
direct bilirubin |
Conjugated bilirubin = Direct bilirubin. Bilirubin that has been chemically attached to a glucuronide in the liver. The bilirubin that is excreted into the bile by the liver and stored in the gallbladder or transferred to the duodenum. Normal direct bilirubin is 0 to 0.3 mg/dl. Greater than normal values can be seen in bile duct obstruction, cirrhosis, Crigler-Najjar syndrome, Dubin-Johnson syndrome and hepatitis. (27 Sep 1997) |
direct bone impression |
An impression of denuded bone, used in the construction of subperiosteal denture implants. (05 Mar 2000) |
direct composite resin restoration |
A direct restoration made by inserting a plastic mix of auto or light-polymerised resins in a cavity prepared in a tooth. Synonym: direct composite resin restoration. (05 Mar 2000) |
direct contamination |
<dentistry> Direct contact with impurities or germs. (for example by a patient sneezing on the assistant.) (08 Jan 1998) |
direct Coombs' test |
A test for detecting sensitised erythrocytes in erythroblastosis foetalis and in cases of acquired immune haemolytic anaemia: the patient's erythrocytes are washed with saline to remove serum and unattached antibody protein, then incubated with Coombs' anti-human globulin (usually serum from a rabbit or goat previously immunised with human globulin); after incubation, the system is centrifuged and examined for agglutination, which indicates the presence of so-called incomplete or univalent antibodies on the surface of the erythrocytes. (05 Mar 2000) |
direct current |
(DC) Electric current which travels continuously in the same direction over a sustained period of time, contrast with AC (Alternating Current) which oscillates as a function of time. (09 Oct 1997) |
direct diuretic |
A diuretic whose primary effect is on renal tubular function. (05 Mar 2000) |
direct drive |
<radiobiology> An approach to inertial-confinement fusion in which the energy of the driver (laser or particle beam) is directly incident on the (usually spherical) target, causing compression heating via ablation of the target surface. (09 Oct 1997) |
Synonyms : Cardiotoxin, Cardiotoxin I, Cardiotoxin II, Cardiotoxin VII 4, Cardiotoxin VII2, Cardiotoxin-Like Basic Polypeptide, Cardiotoxins, Elapid, Cobra Toxin Gamma, Cobra Venom Cardiotoxin D, Cytotoxin-Like Basic Protein (Cobra Venom), 4, Cardiotoxin VII, I, Cardiotoxin
Synonyms : Service Costs, Direct, Cost, Direct Service, Direct Service Cost, Service Cost, Direct
Synonyms : In Vitro Molecular Evolution, Laboratory Molecular Evolution, Directed Molecular Evolutions, Evolution, Directed Molecular, Evolution, Laboratory Molecular, Evolutions, Directed Molecular, Evolutions, Laboratory Molecular, Laboratory Molecular Evolutions
Synonyms : Directed Gamete Donation, Directed Organ Donation, Directed Donations, Directed Gamete Donations, Directed Organ Donations, Directed Tissue Donations, Donation, Directed, Donation, Directed Gamete, Donation, Directed Organ, Donation, Directed Tissue
Synonyms : Prescriptive Counseling, Counseling, Directive, Counseling, Prescriptive
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direct
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command with authority; "He directed the children to do their homework" target: intend (something) to move towards a certain goal; "He aimed his fists towards his opponent's face"; "criticism directed at her superior"; "direct your anger towards others, not towards yourself" guide the actors in (plays and films) be in charge of direct in spatial dimensions; proceeding without deviation or interruption; straight and short; "a direct route"; "a direct flight"; "a direct hit" lead: take somebody somewhere; "We lead him to our chief"; "can you take me to the main entrance?"; "He conducted us to the palace" having no intervening persons, agents, conditions; "in direct sunlight"; "in direct contact with the voters"; "direct exposure to the disease"; "a direct link"; "the direct cause of the accident"; "direct vote" send: cause to go somewhere; "The explosion sent the car flying in the air"; "She sent her children to camp"; "He directed all his energies into his dissertation" aim: aim or direct at; as of blows, weapons, or objects such as photographic equipment; "Please don't aim at your little brother!"; "He trained his gun on the burglar"; "Don't train your camera on the women"; "Take a swipe at one's opponent" lineal: in a straight unbroken line of descent from parent to child; "lineal ancestors"; "lineal heirs"; "a direct descendant of the king"; "direct heredity" conduct: lead, as in the performance of a composition; "conduct an orchestra; Barenboim conducted the Chicago symphony for years" moving from west to east on the celestial sphere; or--for planets--around the sun in the same direction as the Earth give directions to; point somebody into a certain direction; "I directed them towards the town hall" similar in nature or effect or relation to another quantity; "a term is in direct proportion to another term if it increases (or decreases) as the other increases (or decreases)" calculate: specifically design a product, event, or activity for a certain public (of a current) flowing in one direction only; "direct current" steer: direct the course; determine the direction of travelling being an immediate result or consequence; "a direct result of the accident" address: put an address on (an envelope) in precisely the same words used by a writer or speaker; "a direct quotation"; "repeated their dialog verbatim" mastermind: plan and direct (a complex undertaking); "he masterminded the robbery" lacking compromising or mitigating elements; exact; "the direct opposite" directly: without deviation; "the path leads directly to the lake"; "went direct to the office"
ó: wordnet.princeton.edu/perl/webwn
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direct diplopia
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double vision in which the image belonging to the right eye appears to the right of the image belonging to the left eye, as occurs in esotropia (convergent squint). Called also homonymous d. and uncrossed d.
ó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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direct calorimetry
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measurement of the amount of heat produced by a subject enclosed within a small chamber.
ó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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direct ophthalmoscopy
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direct, close-range ophthalmoscopic observation of the fundus; the image is virtual, erect, and magnified.
ó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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direct retention
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denture retention through the use of attachments or clasps that resist removal from the abutment teeth. See under retainer.
ó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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