| nostril | 1. <anatomy> One of the external openings of the nose, which give passage to the air breathed and to secretions from the nose and eyes; one of the anterior nares. In sperm whales, porpoises, and allied animals, there is only one nostril, which is situated on the top of the head and called a spiracle. 2. Perception; insight; acuteness. "Methinks a man Of your sagacity and clear nostril should Have made another choice." (B. Jonson) Origin: OE. Nosethril, nosethirl, AS. Nospyrl; nos for nosu nose + pyrel opening, hole, from pyrel pierced, for pyrhel, fr. Purh through. See Nose, and Through, and cf. Thrill. Source: Websters Dictionary (01 Mar 1998) |
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| internal nostril | The definitive choana opening into the nasopharynx, after the nasal chambers have been lengthened by the formation of the secondary palate. Synonym: internal nostril. (05 Mar 2000) |
| accessory symptom | A symptom that usually but not always accompanies a certain disease, as distinguished from a pathognomonic symptom. Synonym: assident symptom, concomitant symptom. (05 Mar 2000) |
| accidental symptom | Any morbid phenomenon coincidentally occurring in the course of a disease, but having no relation with it. (05 Mar 2000) |
| assident symptom | A symptom that usually but not always accompanies a certain disease, as distinguished from a pathognomonic symptom. Synonym: assident symptom, concomitant symptom. (05 Mar 2000) |
| Baumes symptom | Pain behind the sternum in angina pectoris. (05 Mar 2000) |
| Bezold's symptom | Inflammatory oedema at the tip of the mastoid process in mastoiditis. Synonym: Bezold's sign. (05 Mar 2000) |
| Bolognini's symptom | A feeling of crepitation on gradually increasing pressure on the abdomen in cases of measles. Cardinal symptom, the primary or major symptom of diagnostic importance. (05 Mar 2000) |
| Macewen's symptom | <clinical sign> Percussion of the skull gives a cracked-pot sound in cases of hydrocephalus. Synonym: Macewen's symptom. (05 Mar 2000) |
| rainbow symptom | A yellowish white ring surrounding the optic disk, indicating atrophy of the choroid in glaucoma. Synonym: glaucomatous ring. A halo surrounding lights, caused by corneal oedema in glaucoma. Synonym: rainbow symptom. (05 Mar 2000) |
| reflex symptom | A disturbance of sensation or function in an organ or part more or less remote from the morbid condition giving rise to it; e.g., muscle spasm due to joint inflammation. Synonym: sympathetic symptom. (05 Mar 2000) |
| pathognomonic symptom | A symptom that, when present, points unmistakably to the presence of a certain definite disease. (05 Mar 2000) |
| Gordon's symptom | The occurrence of an appreciable interval after the production of a reflex before relaxation, e.g., the leg remains up for a time after a knee jerk. Synonym: Gordon's symptom. (05 Mar 2000) |
| Griesinger's symptom | Oedema of the superficial tissues at the tip of the mastoid process in cases of thrombosis of the sigmoid sinus. (05 Mar 2000) |
| Romberg-Howship symptom | In cases of incarcerated obturator hernia; lancinating pains along the inner side of the thigh to the knee, or down the leg to the foot; caused by compression of the obturator nerve. Synonym: Romberg's symptom. (05 Mar 2000) |