| trochlear spine | A spicule of bone arising from the edge of the trochlear fovea, giving attachment to the pulley of the superior oblique muscle of the eyeball. Synonym: spina trochlearis. (05 Mar 2000) |
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| trochlear synovial bursa | <anatomy> The synovial sheath enclosing the tendon of the superior oblique muscle as it passes through the trochlea. Synonym: vagina tendinis musculi obliqui superioris, synovial trochlear bursa, trochlear synovial bursa, vagina synovialis trochleae. (05 Mar 2000) |
| trochleariform | Pulley-shaped. Synonym: trochlear, trochleariform, trochlearis. (05 Mar 2000) |
| trochlearis | Synonym: trochlear. Synonym: trochleiform. Origin: L. (05 Mar 2000) |
| trochleary | <anatomy> Pertaining to, or connected with, a trochlea; trochlear; as, the trochleary, or trochlear, nerve. Source: Websters Dictionary (01 Mar 1998) |
| trochleiform | Pulley-shaped. Synonym: trochlear, trochleariform, trochlearis. (05 Mar 2000) |
| trochocardia | Rotary displacement of the heart around its axis. Origin: G. Trochos, wheel, + kardia, heart (05 Mar 2000) |
| trochoid | 1. <geometry> The curve described by any point in a wheel rolling on a line; a cycloid; a roulette; in general, the curve described by any point fixedly connected with a moving curve while the moving curve rolls without slipping on a second fixed curve, the curves all being in one plane. Cycloids, epicycloids, hypocycloids, cardioids, etc, are all trochoids. 2. <anatomy> Admitting of rotation on an axis; sometimes applied to a pivot joint like that between the atlas and axis in the vertebral column. 3. <marine biology> Top-shaped; having a flat base and conical spire; said of certain shells. 4. <zoology> Of or pertaining to the genus Trochus or family Trochidae. Origin: Gr. A wheel; cf. F. Trochoide. See Troche. (28 Oct 1998) |
| trochoid articulation | A synovial joint in which a section of a cylinder of one bone fits into a corresponding cavity on the other, as in the proximal radioulnar joint. Synonym: articulatio trochoidea, helicoid ginglymus, lateral ginglymus, rotary joint, rotatory joint, trochoid articulation, trochoid joint. (05 Mar 2000) |
| trochoid joint | A synovial joint in which a section of a cylinder of one bone fits into a corresponding cavity on the other, as in the proximal radioulnar joint. Synonym: articulatio trochoidea, helicoid ginglymus, lateral ginglymus, rotary joint, rotatory joint, trochoid articulation, trochoid joint. (05 Mar 2000) |
| trochoidal | 1. <geometry> Of or pertaining to a trochoid; having the properties of a trochoid. 2. <anatomy> See Trochoid. Source: Websters Dictionary (01 Mar 1998) |
| trochorizocardia | Combined trochocardia and horizocardia. (05 Mar 2000) |
| trochosphere | <zoology> A young larval form of many annelids, mollusks, and bryozoans, in which a circle of cilia is developed around the anterior end. Origin: Gr. A wheel + sphere. Source: Websters Dictionary (01 Mar 1998) |
| trochus | <zoology> Any one of numerous species of marine univalve shells belonging to Trochus and many allied genera of the family Trochidae. Some of the species are called also topshells. Origin: NL, fr. Gr. A wheel. Source: Websters Dictionary (01 Mar 1998) |