| triangular part | The middle one of three small convolutions which together compose the inferior frontal gyrus of the cerebral cortex; the other two being the orbital part and opercular part. Synonym: pars triangularis. (05 Mar 2000) |
|---|---|
| triangular pit of arytenoid cartilage | A deep depression in the upper portion of the anterolateral surface of the arytenoid cartilage, lodging glands. Synonym: fovea triangularis cartilaginis arytenoideae, triangular pit of arytenoid cartilage. (05 Mar 2000) |
| triangular recess | An occasional evagination of the anterior wall of the third ventricle of the brain between the anterior commissure and the diverging pillars of the fornix. Synonym: recessus triangularis. (05 Mar 2000) |
| triangular ridge | A crest or ridge which extends from the apex of a cusp of a premolar or molar tooth toward the central part of the occlusal surface. Synonym: triangular crest, triangular ridge. (05 Mar 2000) |
| triangular uterus | Uterus bicornis in which the fundus between the two cornua is broad and flat. Synonym: triangular uterus, uterus incudiformis, uterus triangularis. (05 Mar 2000) |
| triangulares | <zoology> The triangular, or maioid, crabs. Origin: L. Source: Websters Dictionary (01 Mar 1998) |
| triangularis | See: triangular muscle. Origin: L. Triangular (05 Mar 2000) |
| triangularity | <radiobiology> Geometric factor measuring an aspect of the shape (how triangular it is) of the cross-section of a non-circular plasma in a toroidal device. See: elongation. (09 Oct 1997) |
| triangularity of the teeth | A well-marked indication of advancing age in the horse, shown by increasing depth from front to rear in the occlusal surfaces of the incisor teeth; at nine years, when the marks fail, this sign is of use in determining the age of the animal. (05 Mar 2000) |