| monoclonal peak | A narrow band visible on electrophoresis or an abnormal arc seen on immunoelectrophoresis, thought to represent immunoglobulin of one cell clone. (05 Mar 2000) |
|---|---|
| monoclonal protein | A homogenous immunoglobulin resulting from the proliferation of a single clone of plasma cells and which, during electrophoresis of serum, appears as a narrow band or "spike"; it is characterised by heavy chains of a single class and subclass, and light chains of a single type. Synonym: M protein, monoclonal protein, paraprotein. (05 Mar 2000) |
| monocomponent | <pharmacology> A drug containing only one significant molecule. (18 Nov 1997) |
| monocondyla | <zoology> A group of vertebrates, including the birds and reptiles, or those that have only one occipital condyle; the Sauropsida. Origin: NL. See Mono-, and Condyle. Source: Websters Dictionary (01 Mar 1998) |
| monocot | A subclass of Angiosperm plants based on anatomical characteristics. They tend to have: Narrow leaves One cotyledonParallel veins in the leaves Flower parts are usually in multiples of threes A scattered arrangement of primary vascular bundles in the stem Fibrous root system Compare: dicot (09 Oct 1997) |
| monocotyl | <botany> Any monocotyledonous plant. Source: Websters Dictionary (01 Mar 1998) |
| monocotyle | <botany> Monocotyledonous. Origin: Cf. F. Monocotyle. Source: Websters Dictionary (01 Mar 1998) |
| monocotyledon | A subclass of Angiosperm plants based on anatomical characteristics. They tend to have: narrow leaves One cotyledon parallel veins in the leaves Flower parts are usually in multiples of threes A scattered arrangement of primary vascular bundles in the stem Fibrous root system Compare: dicot (09 Oct 1997) |
| monocotyledonous | <botany> Having only one cotyledon, seed lobe, or seminal leaf. Origin: Cf. F. Monocotyledone. Source: Websters Dictionary (01 Mar 1998) |
| monocranius | Synonym: syncephalus. Origin: mono-+ G. Kranion, cranium (05 Mar 2000) |
| monocrotaline | <chemical> A pyrrolizidine alkaloid and a toxic plant constituent that poisons livestock and humans through the ingestion of contaminated grains and other foods. The alkaloid causes pulmonary artery hypertension, right ventricular hypertrophy, and pathological changes in the pulmonary vasculature. Significant attenuation of the cardiopulmonary changes are noted after oral magnesium treatment. Pharmacological action: carcinogens, poisons. Chemical name: 20-Norcrotalanan-11,15-dione, 14,19-dihydro-12,13-dihydroxy-, (13alpha,14alpha)- (12 Dec 1998) |
| monocrotic | <physiology> Of, pertaining to, or showing, monocrotism; as, a monocrotic pulse; a pulse of the monocrotic type. Source: Websters Dictionary (01 Mar 1998) |
| monocrotic pulse | A pulse without any perceptible dicrotism. Synonym: pulsus monocrotus. (05 Mar 2000) |
| monocrotism | <physiology> That condition of the pulse in which the pulse curve or sphygmogram shows but a single crest, the dicrotic elevation entirely disappearing. Origin: Gr. Alone + a beating. Source: Websters Dictionary (01 Mar 1998) |
| monocrotophos | <chemical> An organophosphate insecticide that inhibits monoamine oxidase and acetylcholinesterase. It has been shown to be genotoxic. Pharmacological action: cholinesterase inhibitor, insecticide, organophosphate, monoamine oxidase inhibitors, mutagens. Chemical name: Phosphoric acid, dimethyl 1-methyl-3-(methylamino)-3-oxo-1-propenyl ester, (E)- (12 Dec 1998) |