| rat-bite fever | A syndrome characterised by recurring fever, rash, and arthralgias occurring days to weeks after a rat bite. The causative agents are either streptobacillus moniliformis or spirillum minus. (12 Dec 1998) |
|---|---|
| rat-flea typhus | Murine typhus, an acute infectious disease with fever, headache, and rash, all quite similar to, but milder than, epidemic typhus, caused by a related microoganism, rickettsia typhi (mooseri), transmitted to humans by rat fleas (xenopsylla cheopis). The animal reservoir includes rats, mice and other rodents. Murine typhus occurs sporadically worldwide but is more prevalent in congested rat-infested urban areas. Also known as endemic typhus and urban typhus of malaya. (12 Dec 1998) |
| rat leprosy | A slowly but progressively fatal form of leprosy occurring in rats, caused by Mycobacterium lepraemurium; it appears in two forms, glandular and musculocutaneous; causes induration, alopecia, and eventually ulceration. Synonym: mouse leprosy, murine leprosy. (05 Mar 2000) |
| rat mite dermatitis | An eruption of wheals, papules, or vesicles caused by the rat mite. (05 Mar 2000) |
| rat sialodacryoadenitis virus | A coronavirus causing sialodacryoadenitis in rats. (05 Mar 2000) |
| rat-tail | 1. <veterinary> An excrescence growing from the pastern to the middle of the shank of a horse. 2. <zoology> The California chimaera. See Chimaera. Any fish of the genus Macrurus. See Grenadier. Source: Websters Dictionary (01 Mar 1998) |
| rat-tailed | <zoology> Having a long, tapering tail like that of a rat. <zoology> Rat-tailed larva, the musk shrew. Source: Websters Dictionary (01 Mar 1998) |
| water rat | 1. <zoology> The water vole. See Vole. The muskrat. The beaver rat. See Beaver. 2. A thief on the water; a pirate. Source: Websters Dictionary (01 Mar 1998) |
| coronavirus, rat | A species of coronavirus causing pneumonia in newborn rats but a clinically inapparent infection in adults. It is separate but antigenetically related to mouse hepatitis virus (gastroenteritis virus, murine). (12 Dec 1998) |
| sea rat | 1. A pirate. 2. <zoology> The chimaera. Source: Websters Dictionary (01 Mar 1998) |
| typhus, rat-flea | See Typhus, murine. (12 Dec 1998) |
| Kilham rat virus | A virus of the genus Parvovirus causing inapparent infection in rats; also recoverable from rat tumours. Synonym: latent rat virus. (05 Mar 2000) |
| latent rat virus | A virus of the genus Parvovirus causing inapparent infection in rats; also recoverable from rat tumours. Synonym: latent rat virus. (05 Mar 2000) |