| norvaline | CH3(CH2)2CH(NH3)+COO& minus;; alpha-aminovaleric acid;the straight chain analogue of valine; not found in proteins. (05 Mar 2000) |
|---|---|
| Norwalk agent | A strain of epidemic gastroenteritis virus that appears to be related to the calciviruses. Origin: Norwalk, Ohio, where first implicated in disease (05 Mar 2000) |
| Norwalk virus | <virology> Unclassified single stranded RNA virus causing common acute infectious gastroenteritis. (18 Nov 1997) |
| Norway itch | A severe form of scabies with innumerable mites in thickened stratum corneum. Synonym: Norway itch. (05 Mar 2000) |
| Norwegian scabies | A severe form of scabies with innumerable mites in thickened stratum corneum. Synonym: Norway itch. (05 Mar 2000) |
| norwegium | <chemistry> A rare metallic element, of doubtful identification, said to occur in the copper-nickel of Norway. Origin: NL. See Norwegian. Source: Websters Dictionary (01 Mar 1998) |
| Norwood procedure | A complex procedure designed to treat aortic atresia with hypoplastic left heart syndrome; sometimes performed in two stages. (05 Mar 2000) |
| Norwood's operation | In infants with subaortic stenosis and tricuspid atresia; the pulmonary artery is divided and both ends are attached to the aorta, the distal end via a prosthetic graft. (05 Mar 2000) |