crusn.

/krʌs/

Forms: Plural crura /ˈkrʊərə/.

Etymology: < Latin crūs, plural crūra, leg.

†1. Geometry. A straight line forming one side of a triangle. Obsolete. rare.

ΘΚΠ

the world > relative properties > number > geometry > shape or figure > [noun] > two-dimensional > triangle > side or segment of

casus?a1560

hypotenuse?a1560

shank1587

leg1603

crure1610

hypotenusal1648

crus1712

1712 tr. H. More Scholia Antidote Atheism 144 in H. More Coll. Philos. Writings (ed. 4) All the Crura's EG, EH, EI, EC, are easily demonstrated to be equal to the Crus E.

2. Anatomy.

a. The leg or hind limb; spec. the part between the knee and the ankle, the shank.

ΘΚΠ

the world > life > the body > external parts of body > limb > leg > lower leg > [noun]

shankOE

crus1728

1728 E. Chambers Cycl. Crus, among Anatomists, is all that Part of the Body which reacheth from the Buttocks to the Toes.

b. Applied to various parts occurring in pairs or sets and resembling or likened to legs. crura of the cerebellum, crura of the cerebrum, crura of the fornix, and crura of the medulla oblongata, strands of nerve-fibres in the brain; crura of the diaphragm, two tendinous and muscular bundles, one on each side, connecting the diaphragm with the lumbar vertebræ; crura of the penis, crura of the clitoris, bodies forming the attachments of those organs, one on each side of the pubic arch. Also applied to the two processes of the incus and those of the stapes (bones of the ear).

ΘΚΠ

the world > life > biology > physical aspects or shapes > physical arrangement or condition > [noun] > symmetry > one of a pair

crus1728

platetrope1882

1728 E. Chambers Cycl. Crura of the Medulla Oblongata, are two of the four Roots whence the Medulla Oblongata springs, in the Brain.

1783 H. Watson in Med. Communications 1 186 The crura of the diaphragm..were removed.

1845 R. B. Todd & W. Bowman Physiol. Anat. I. 271 The central stem, or crus, around which each hemisphere of the cerebellum is developed.

This entry has not yet been fully updated (first published 1893; most recently modified version published online September 2018).

单词	crus
释义	crusn. /krʌs/ Forms: Plural crura /ˈkrʊərə/. Etymology: < Latin crūs, plural crūra, leg. †1. Geometry. A straight line forming one side of a triangle. Obsolete. rare. ΘΚΠ the world > relative properties > number > geometry > shape or figure > [noun] > two-dimensional > triangle > side or segment of casus?a1560 hypotenuse?a1560 shank1587 leg1603 crure1610 hypotenusal1648 crus1712 1712 tr. H. More Scholia Antidote Atheism 144 in H. More Coll. Philos. Writings (ed. 4) All the Crura's EG, EH, EI, EC, are easily demonstrated to be equal to the Crus E. 2. Anatomy. a. The leg or hind limb; spec. the part between the knee and the ankle, the shank. ΘΚΠ the world > life > the body > external parts of body > limb > leg > lower leg > [noun] shankOE crus1728 1728 E. Chambers Cycl. Crus, among Anatomists, is all that Part of the Body which reacheth from the Buttocks to the Toes. b. Applied to various parts occurring in pairs or sets and resembling or likened to legs. crura of the cerebellum, crura of the cerebrum, crura of the fornix, and crura of the medulla oblongata, strands of nerve-fibres in the brain; crura of the diaphragm, two tendinous and muscular bundles, one on each side, connecting the diaphragm with the lumbar vertebræ; crura of the penis, crura of the clitoris, bodies forming the attachments of those organs, one on each side of the pubic arch. Also applied to the two processes of the incus and those of the stapes (bones of the ear). ΘΚΠ the world > life > biology > physical aspects or shapes > physical arrangement or condition > [noun] > symmetry > one of a pair crus1728 platetrope1882 1728 E. Chambers Cycl. Crura of the Medulla Oblongata, are two of the four Roots whence the Medulla Oblongata springs, in the Brain. 1783 H. Watson in Med. Communications 1 186 The crura of the diaphragm..were removed. 1845 R. B. Todd & W. Bowman Physiol. Anat. I. 271 The central stem, or crus, around which each hemisphere of the cerebellum is developed. This entry has not yet been fully updated (first published 1893; most recently modified version published online September 2018). < n.1712
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