The axis (second cervical vertebra). In early use also: †the atlas (first cervical vertebra) (obsolete); †the odontoid process of the axis (obsolete).
| 单词 | θ27135 |
| 释义 | the world > life > the body > structural parts > bone or bones > spine > [noun] > vertebra of > specific vertebra (4) epistropheus1663 The axis (second cervical vertebra). In early use also: †the atlas (first cervical vertebra) (obsolete); †the odontoid process of the axis (obsolete). Atlas1699 Physiology. The first or uppermost cervical vertebra, which supports the skull, being articulated above with the occipital bone. (So in Greek.) axisa1713 Physiology. The vertebra which has the process. subdorsal1783 Chiefly Zoology. A subdorsal part, appendage, or marking. |
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