| scaphoid fracture | A fracture of the scaphoid (navicular) bone in the wrist. The most common method of injury is a fall on an outstretched hand in an adult. In children, this same type of fall more commonly results in a Colles fracture. (27 Sep 1997) |
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| scaphoid scapula | A scapula in which the vertebral border below the level of the spine presents concavity instead of the normal convexity; the Scaphoid type of scapula (Graves) is a scapula in which the vertebral border between the spine and the teres major process is either straight or tends toward concavity. (05 Mar 2000) |
| scaphoid tuberosity | A rounded eminence on the medial surface of the navicular bone, giving attachment to a part of the tendon of the tibialis posterior muscle. Synonym: tuberositas ossis navicularis, scaphoid tuberosity. (05 Mar 2000) |
| scapholunar | <anatomy> Of or pertaining to the scaphoid and lunar bones of the carpus. The scapholunar bone. Scapholunar bone, a bone formed by the coalescence of the scaphoid and lunar in the carpus of carnivora. Origin: Scaphoid + lunar. Source: Websters Dictionary (01 Mar 1998) |
| scaphopda | <zoology> A class of marine cephalate Mollusca having a tubular shell open at both ends, a pointed or spadelike foot for burrowing, and many long, slender, prehensile oral tentacles. It includes Dentalium, or the tooth shells, and other similar shells. Synonym: Prosopocephala, and Solenoconcha. Origin: NL, from Gr. A boat + -poda. Source: Websters Dictionary (01 Mar 1998) |