| 释义 |
sternal, a. (n.) Anat. and Zool.|ˈstɜːnəl|
[ad. mod.L. sternālis, f. stern-um: see -al1. Cf. F. sternal.]
A. adj.
1. Of, pertaining to, or connected with the sternum or breast-bone.
1756G. Douglas tr. Winslow's Struct. Hum. Body (ed. 4) I. 234 The Sternal Portion passes foremost and covers the Clavicular. 1833Mantell Geol. S.E. Eng. 307 A small sternal bone has been discovered. 1835–6Todd's Cycl. Anat. I. 201/2 This sternal plastron is distinctly shewn. 1890Coues Ornithol. 212 Birds offer two leading types of sternal structure, the ratite and the carinate.
2. Situated on the same side as the sternum; anterior (in man) or inferior (in other animals); ventral; hæmal. (Opposed to dorsal, tergal, or neural.)
1803J. Barclay New Anat. Nomencl. 120 Instead of Anterior and Posterior, we might adopt Sternal and Dorsal. 1814J. H. Wishart tr. Scarpa's Treat. Hernia Mem. i. 34 The anterior surface [note, Sternal Aspect] of the abdomen.
3. Of or pertaining to a sternum or sternite in Arthropoda; sternitic. (Often coinciding with 2.)
1835Kirby Habits & Inst. Anim. II. xvi. 89 A bilobed organ which Savigny calls a sternal tongue. 1852Dana Crustacea i. 20 Each of these rings consists normally of eight parts or segments,—two below, called sternal, two above, called dorsal, [etc.]. 1880Huxley Cray-Fish 20 Its under, or what is better called its sternal surface.
B. as n. A sternal bone.
1901Hatcher in Mem. Carnegie Mus. I. i. 40 Taken together the sternals of Diplodocus would thus form a shallow raft-like sternum. |