| semicircular | 1. Having the form of half of a circle. 2. <anatomy> Semicircular canals, certain canals of the inner ear. Source: Websters Dictionary (01 Mar 1998) |
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| semicircular canal | <anatomy> Three membranous semicircular tubes contained in the bony labyrinth of the inner ear. They are concerned with equilibrium and the interpretation of the bodys position in space. (27 Sep 1997) |
| saemicircular line of Douglas | A crescent-shaped line that defines the end of the posterior fascial sheath of the rectus abdominis muscle. (05 Mar 2000) |
| Douglas' line | A crescentic line, not always clearly defined, which marks the lower limit of the posterior layer of the sheath of the rectus abdominis muscle. Synonym: linea arcuata vaginae musculi recti abdominis, Douglas' line, linea saemicircularis, saemicircular line. (05 Mar 2000) |
| Black, Douglas | <person> Scottish physician, *1909. See: Black's formula. (05 Mar 2000) |
| Reye, Ralph Douglas Kenneth | <person> 20th century Australian pathologist. See: Reye's syndrome. (05 Mar 2000) |
| Robertson, Douglas Argyll | <person> Scottish ophthalmologist, 1837-1909. See: Argyll Robertson pupil, Robertson pupil. (05 Mar 2000) |
| pouch of Douglas | <anatomy> A pocket formed by the deflection of the peritoneum from the rectum to the uterus. Synonym: excavatio rectouterina, cavum douglasi, cul-de-sac, Douglas' cul-de-sac, Douglas' pouch, pouch of Douglas, rectovaginouterine pouch. (05 Mar 2000) |
| Sweet, Robert Douglas | <person> 20th century English dermatologist. See: Sweet's disease. (05 Mar 2000) |
| Symmers, Douglas | <person> U.S. Pathologist, 1879-1952. See: Brill-Symmers disease. (05 Mar 2000) |
| Douglas abscess | Suppuration in Douglas pouch. (05 Mar 2000) |
| Douglas bag | A large bag in which expired gas is collected for several minutes to determine oxygen consumption in humans under conditions of actual work. Origin: C.G. Douglas (05 Mar 2000) |
| Douglas, Beverly | <person> U.S. Surgeon, *1891. See: Douglas graft. (05 Mar 2000) |
| Douglas, Claude | <person> English physiologist, 1882-1963. See: Douglas bag. (05 Mar 2000) |
| Douglas' cul-de-sac | <anatomy> A pocket formed by the deflection of the peritoneum from the rectum to the uterus. Synonym: excavatio rectouterina, cavum douglasi, cul-de-sac, Douglas' cul-de-sac, Douglas' pouch, pouch of Douglas, rectovaginouterine pouch. (05 Mar 2000) |