† prepyramidn.

Origin: Formed within English, by derivation. Etymons: pre- prefix, pyramid n.

Etymology: < pre- prefix + pyramid n.

Anatomy. Obsolete.

The pyramid of the medulla oblongata.

ΚΠ

1846 R. Owen Lect. Compar. Anat. Vertebr. Animals viii. 176 The ‘commissura ansulata’, which crosses the pre-pyramids just behind the ‘hypoaria’.

1881 B. G. Wilder Partial Revision Anat. Lit. in Science 26 Mar. 137/1 Ventripyramis, the anterior pyramid. The ‘prepyramid’. Owen.

This entry has been updated (OED Third Edition, March 2007; most recently modified version published online June 2018).

单词	prepyramid
释义	† prepyramidn. Origin: Formed within English, by derivation. Etymons: pre- prefix, pyramid n. Etymology: < pre- prefix + pyramid n. Anatomy. Obsolete. The pyramid of the medulla oblongata. ΚΠ 1846 R. Owen Lect. Compar. Anat. Vertebr. Animals viii. 176 The ‘commissura ansulata’, which crosses the pre-pyramids just behind the ‘hypoaria’. 1881 B. G. Wilder Partial Revision Anat. Lit. in Science 26 Mar. 137/1 Ventripyramis, the anterior pyramid. The ‘prepyramid’. Owen. This entry has been updated (OED Third Edition, March 2007; most recently modified version published online June 2018). < n.1846
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