| monoaminuria | The excretion of any monoamine in the urine. Synonym: monaminuria. (05 Mar 2000) |
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| monoamniotic | Denoting two or more progeny of a multiple pregnancy that have shared a common amniotic sac. (05 Mar 2000) |
| monoarthritis | <radiology> Traumatic, infectious, septic, granulomatous (TB, etc.), crystal-induced (gout, calcium pyrophosphate deposition disease), rheumatoid arthritis, pigmented villonodular synovitis (PVS) (12 Dec 1998) |
| monoarticular | Involving just one joint. As opposed to polyarticular (affecting many joints). From the latin articulus, meaning a joint. (12 Dec 1998) |
| monoassociated | Denoting a germ-free organism that becomes colonised by a single microbial species. (05 Mar 2000) |
| monoauxotroph | A mutant microorganism that requires a particular nutrient that is not required by the wild type organism. Compare: auxotroph, polyauxotroph. (05 Mar 2000) |
| monobactam | A class of antibiotic that has a monocyclic beta-lactam nucleus and is structurally different from other beta-lactams; e.g., aztreonam. (05 Mar 2000) |
| monobactams | Monocyclic, bacterially produced or semisynthetic beta-lactam antibiotics. They lack the double ring construction of the traditional beta-lactam antibiotics and can be easily synthesised. Addition of therapeutically proven penicillin and cephalosporin side chains to the monobactam nucleus will yield other beta-lactamase-resistant and more efficaceous antibiotics. (12 Dec 1998) |
| monobasic | <chemistry> Capable of being neutralized by a univalent base or basic radical; having but one acid hydrogen atom to be replaced; said of acids; as, acetic, nitric, and hydrochloric acids are monobasic. Origin: Mono- + basic. Source: Websters Dictionary (01 Mar 1998) |
| monobasic acid | An acid containing one ionizable atom of hydrogen in the molecule. (05 Mar 2000) |
| monobasic ammonium phosphate | (NH4)H2PO4;used in baking powder. (05 Mar 2000) |
| monobasic potassium phosphate | KH2PO4;used as a urinary acidifier and buffer. (05 Mar 2000) |
| monobenzone | P-Benzyloxyphenol;a melanin-pigment inhibiting agent; used topically for the treatment of hyperpigmentation caused by formation of melanin. (05 Mar 2000) |
| monobjective binocular microscope | <instrument, microscopy> A microscope with one objective and two bodies, for binocular vision, not necessarily stereoscopic. (05 Aug 1998) |
| monoblast | An immature cell that develops into a monocyte. Origin: mono-+ G. Blastos, germ (05 Mar 2000) |