| ICD | I-cell disease; immune complex disease; implantable cardioverter defibrillator; impulse-control diso... |
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| IPA | immunoperoxidase assay; incontinentia pigmenti achromians; independent physician or practice associa... |
| SI | System of International Units (Systeme International D'unites) |
| BIPM | International Bureau of Weights and Measures [Fr. Bureau International des Poids et Mesures] |
| IAG | International Association of Gerontology; International Academy of Gnathology |
| international council of nurses | An international professional organization composed of one association per country for the purpose of improving and developing nursing's contribution to the promotion of health and care of the sick. (12 Dec 1998) |
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| international educational exchange | The exchange of students or professional personnel between countries done under the auspices of an organization for the purpose of further education. (12 Dec 1998) |
| International Labour Organization Classification | ILO 1980 International Classification of Radiographs of the Pneumoconioses; a system for qualitative and semiquantitative description of the chest radiographic findings caused by pneumoconiosis, designed for epidemiologic studies; supersedes classifications of 1950, 1958, 1968, and 1971. (05 Mar 2000) |
| international normalised ratio | System established by the world health organization and the international committee on thrombosis and haemostasis for monitoring and reporting blood coagulation tests. Under this system, results are standardised using the international sensitivity index for the particular test reagent/instrument combination used. (12 Dec 1998) |
| international system of units | A system of physical units in which the fundamental quantities are length, time, mass, electric current, temperature, luminous intensity, and amount of substance, and the corresponding units are the meter, second, kilogram, ampere, kelvin, candela, and mole. The system has been given official status and recommended for universal use by the general conference on weights and measures. (12 Dec 1998) |
| international unit | The amount of a substance, such as a drug, hormone, vitamin, enzyme, etc., that produces a specific effect as defined by an international body and accepted internationally; e.g., for an enzyme it is umole of product formed (or substrate consumed) per minute. Synonym: unit. (05 Mar 2000) |
| Leiter International Performance Scale | A nonverbal (performance) test for measuring intelligence which contains norms for each age between 2 and 18; originally developed as a method of assessing the comparative intellectual abilities of Caucasian, Chinese, and Japanese children, but now occasionally used for assessing slow learners and those who are blind, deaf, or verbally handicapped. (05 Mar 2000) |
| ant bird | <zoology> See Ant bird, under Ant. Source: Websters Dictionary (01 Mar 1998) |
| bird | 1. Orig, a chicken; the young of a fowl; a young eaglet; a nestling; and hence, a feathered flying animal (see 2). "That ungentle gull, the cuckoo's bird." (Shak) "The brydds [birds] of the aier have nestes." (Tyndale (Matt. Viii. 20)) 2. <zoology> A warm-blooded, feathered vertebrate provided with wings. See Aves. 3. Specifically, among sportsmen, a game bird. 4. A girl; a maiden. "And by my word! the bonny bird In danger shall not tarry." (Campbell) Arabian bird, the phenix. Bird of Jove, the eagle. Bird of Juno, the peacock. Bird louse, a dipterous insect parasitic upon birds (genus Ornithomyia, and allies), usually winged. Origin: OE. Brid, bred, bird, young bird, bird, AS. Bridd young bird. Source: Websters Dictionary (01 Mar 1998) |
| bird-breeder's disease | <chest medicine> Extrinsic allergic alveolitis caused by an allergic reaction to components of the bird or bird droppings. (19 Jan 1998) |
| bird-breeder's lung | <chest medicine> Extrinsic allergic alveolitis caused by an allergic reaction to components of the bird or bird droppings. (19 Jan 1998) |
| bird cherry | <botany> A shrub (Prunus Padus) found in Northern and Central Europe. It bears small black cherries. Source: Websters Dictionary (01 Mar 1998) |
| bird diseases | Diseases of birds not considered poultry, therefore usually found in zoos, parks, and the wild. The concept is differentiated from poultry diseases which is for birds raised as a source of meat or eggs for human consumption, and usually found in barnyards, hatcheries, etc. (12 Dec 1998) |
| bird face | bird face, abnormal shortness or recession of the mandible (27 Sep 1997) |
| bird-fancier's lung | <chest medicine> A respiratory disorder due to an acquired hypersensitivity to the dust of bird droppings. It is often seen in pigeon breeder's, and is a form of extrinsic allergic alveolitis. The antigen protein is from bird serum, droppings, or feathers (12 Dec 1998) |