| primary rejection | A rejection occurring more than seven days after transplantation, mainly from a cellular immune response. (05 Mar 2000) |
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| primary renal calculus | A calculus formed in an apparently healthy urinary tract, usually composed of oxalates, urates, or cystine. (05 Mar 2000) |
| primary renal tubular acidosis | A metabolic defect in the mechanism of urinary acidification that may be either the transient type, with onset in infancy, or the persistent type, with onset in childhood or adult years; both types are familial. (05 Mar 2000) |
| primary reninism | Overproduction of renin by juxtaglomerular cells in the absence of a stimulus (such as decreased renal perfusion); leads to hyperaldosteronism, hypertension, hypokalaemia, and oedema. (05 Mar 2000) |
| primary sclerosing cholangitis | <radiology> Idiopathic, associated with IBD (50%), usually UC, M more than F, peak age 20-30 years of age, chronic inflammation and fibrosis of all bile ducts, stricture, obstruction, abscess (string of beads), intramural pseudo-diverticula, cholangiocarcinoma (10%!!), dilatation proximal to stricture may signal carcinoma Differential diagnosis: cholangiocarcinomarcinoma (diffuse form), primary biliary cirrhosis (PBC), AIDS-related cholangitis (? due to CMV) (12 Dec 1998) |
| primary screw-worm | An obligatory screw-worm that can penetrate normal tissues and feed as a primary invader. The important myiasis flies of man that serve as p. Screw-worm's are Cochliomyia hominivorax, Chrysomyia bezziana, and Wohlfahrtia magnifica. (05 Mar 2000) |
| primary senile dementia | <disease> A progressive, neurodegenerative disease characterised by loss of function and death of nerve cells in several areas of the brain leading to loss of cognitive function such as memory and language. The cause of nerve cell death is unknown but the cells are recognised by the appearance of unusual helical protein filaments in the nerve cells (neurofibrillary tangles) and by degeneration in cortical regions of brain, especially frontal and temporal lobes. Alzheimer's disease is the most common cause of dementia. (22 May 1997) |
| primary sequestrum | A completely detached sequestrum. (05 Mar 2000) |
| primary sex characters | The sex glands, testes or ovaries, and the accessory sex organs. (05 Mar 2000) |
| primary shock | Shock mainly nervous in nature, from pain, anxiety, etc., which ensues almost immediately upon the receipt of a severe injury. (05 Mar 2000) |
| primary skin graft | A skin graft transferred immediately after the creation of a raw area. (05 Mar 2000) |
| primary sodium phosphate | NaH2PO4-H2O;used to increase urinary acidity. Synonym: primary sodium phosphate, sodium acid phosphate, sodium dihydrogen phosphate. (05 Mar 2000) |
| primary spermatocyte | <cell biology> A stage in the differentiation of the male germ cells. Spermatogonia differentiate into primary spermatocytes, showing a considerable increase in size in doing so, primary spermatocytes divide into secondary spermatocytes. (18 Nov 1997) |
| primary structure | The covalent backbone of a macromolecule. The order of subunits in a biological polymer, such as amino acids in a polypeptide or nucleotides in a molecule of DNA or RNA. (09 Oct 1997) |
| primary syphilis | The first stage of syphilis See: syphilis. (05 Mar 2000) |
| principle |
a basic generalization that is accepted as true and that can be used as a basis for reasoning or conduct; "their principles of composition characterized all their works" a rule or standard especially of good behavior; "a man of principle"; "he will not violate his principles" a basic truth or law or assumption; "the principles of democracy" a rule or law concerning a natural phenomenon or the function of a complex system; "the principle of the conservation of mass"; "the principle of jet propulsion"; "the right-hand rule for inductive fields" rule of personal conduct rationale: (law) an explanation of the fundamental reasons (especially an explanation of the working of some device in terms of laws of nature); "the rationale for capital punishment"; "the principles of internal-combustion engines"
출처: wordnet.princeton.edu/perl/webwn
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| primary abutment |
a tooth used for direct support of a denture.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| primary cause |
the principal factor contributing to the production of a specific result.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| primary degenerative dementia |
severe loss of intellectual function of no discernible cause; it generally denotes dementia of the Alzheimer type but may be used for that associated with Pick's disease.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| primary infertility |
infertility occurring in patients who have never conceived.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| PRI | in a priggish manner |
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| PRI | exaggerated and arrogant properness |
| PRI | antacid (trade name Prilosec) that suppresses acid secretion in the stomach |
| PRI | dress primly |
| PRI | contract one's lips |
| PRI | assume a prim appearance |
| PRI | exaggeratedly proper |
| PRI | affectedly dainty or refined |
| PRI | dress primly |
| PRI | dress primly |
| PRI | used primarily as eating apples |
| PRI | indicating the most important performer or role |