| ral | <oncogene> Oncogene related to ras. (18 Nov 1997) |
|---|---|
| rale | <medicine> An adventitious sound, usually of morbid origin, accompanying the normal respiratory sounds. See Rhonchus. Various kinds are distinguished by pathologists; differing in intensity, as loud and small; in quality, as moist, dry, clicking, and sonorous; and in origin, as tracheal, pulmonary, and pleural. Origin: F. Rale. Cf. Rail the bird. Source: Websters Dictionary (01 Mar 1998) |
| ralline | <zoology> Pertaining to the rails. Source: Websters Dictionary (01 Mar 1998) |
| ralstonite | <chemical> A fluoride of alumina and soda occurring with the Greenland cryolite in octahedral crystals. Origin: So named after J. G. Ralston of Norristown, Penn. Source: Websters Dictionary (01 Mar 1998) |