| Ullmann's line | The line of displacement in spondylolisthesis. (05 Mar 2000) |
|---|---|
| Ullmann's syndrome | <syndrome> A systemic angiomatosis due to multiple arteriovenous malformations. (05 Mar 2000) |
| ullmannite | <chemical> A brittle mineral of a steel-gray colour and metallic luster, containing antimony, arsenic, sulphur, and nickel. Origin: So named after J. C. Ullman, a German chemist. Source: Websters Dictionary (01 Mar 1998) |
| Ullrich | Otto, German physician, 1894-1957. See: Morquio-Ullrich disease. (05 Mar 2000) |
| ulluco | <botany> See Melluco. Source: Websters Dictionary (01 Mar 1998) |
| ulmaceous | <botany> Of or pertaining to a suborder of urticaceous plants, of which the elm is the type. Origin: L. Ulmus an elm. Source: Websters Dictionary (01 Mar 1998) |
| ulmate | <chemistry> A salt of ulmic acid. Source: Websters Dictionary (01 Mar 1998) |
| ulmic | <chemistry> Pertaining to ulmin; designating an acid obtained from ulmin. Origin: L. Ulmus an elm: cf. F. Ulmique. Source: Websters Dictionary (01 Mar 1998) |
| ulmin | <chemistry> A brown amorphous substance found in decaying vegetation. Cf. Humin. [Formerly written ulmine. Origin: L. Ulmus an elm: cf. F. Ulmine. Source: Websters Dictionary (01 Mar 1998) |
| ulmus | <botany> A genus of trees including the elm. Origin: L, an elm. Source: Websters Dictionary (01 Mar 1998) |
| ulna | <anatomy> One of the bones that comprise the forearm. The largest aspect articulates with the humerus at the elbow joint and the smallest portion of the ulna articulates with the carpal bones in the wrist. (27 Sep 1997) |
| ulna fractures | Fractures of the larger bone of the forearm. (12 Dec 1998) |
| ulnad | In a direction toward the ulna. Origin: ulna + L. Ad, to (05 Mar 2000) |
| ulnar | <anatomy> Of or pertaining to the ulna, or the elbow; as, the ulnar nerve. Source: Websters Dictionary (01 Mar 1998) |
| ulnar artery | <anatomy, artery> The larger of the two terminal branches of the brachial artery, beginning about one centimeter distal to the bend of the elbow. Like the radial artery, its branches may be divided into three groups corresponding to their locations in the forearm, wrist, and hand. (12 Dec 1998) |