ischiumn.

Brit.

/ˈɪskɪəm/, U.S.

/ˈɪskiə/

Forms: Plural ischia (in 1600s erron. -ias).

Etymology: < Latin ischium, < Greek ἰσχίον hip-joint; later as now used.

The lowest of the three parts of the os innominatum, the bone on which the body rests when sitting.

ΘΚΠ

the world > life > the body > structural parts > bone or bones > bony support for limbs > pelvis > [noun] > hip bone > innominate bone > ischium

natch-bone1614

ischium1646

aitch-bone1673

1646 Sir T. Browne Pseudodoxia Epidemica iv. i. 179 If we define sitting to be a firmation of the body upon the Ischias .

1728 E. Chambers Cycl. Ischium,..one of the Bones of the Thigh, wherein is a deep Cavity..which receives the Head of the Thigh-Bone.

1825 ‘J. Nicholson’ Operative Mechanic 61 Those parts of this bony circumference, which receive the heads of the thigh-bone above,..called the ischium or coxendix, are the strongest of all.

1854 R. Owen Struct. Skeleton & Teeth in Orr's Circle Sci.: Org. Nature I. 182 The hæmapophyses of, probably, the last abdominal vertebra, called ‘ischia’,..are detached from the rest of their segment.

1883 H. N. Martin & W. A. Moale Handbk. Vertebr. Dissect. 123 The ischium is nearly vertically placed beneath the hinder portion of the ilium.

This entry has not yet been fully updated (first published 1900; most recently modified version published online March 2022).

单词	ischium
释义	ischiumn. Brit. /ˈɪskɪəm/, U.S. /ˈɪskiə/ Forms: Plural ischia (in 1600s erron. -ias). Etymology: < Latin ischium, < Greek ἰσχίον hip-joint; later as now used. The lowest of the three parts of the os innominatum, the bone on which the body rests when sitting. ΘΚΠ the world > life > the body > structural parts > bone or bones > bony support for limbs > pelvis > [noun] > hip bone > innominate bone > ischium natch-bone1614 ischium1646 aitch-bone1673 1646 Sir T. Browne Pseudodoxia Epidemica iv. i. 179 If we define sitting to be a firmation of the body upon the Ischias . View more context for this quotation 1728 E. Chambers Cycl. Ischium,..one of the Bones of the Thigh, wherein is a deep Cavity..which receives the Head of the Thigh-Bone. 1825 ‘J. Nicholson’ Operative Mechanic 61 Those parts of this bony circumference, which receive the heads of the thigh-bone above,..called the ischium or coxendix, are the strongest of all. 1854 R. Owen Struct. Skeleton & Teeth in Orr's Circle Sci.: Org. Nature I. 182 The hæmapophyses of, probably, the last abdominal vertebra, called ‘ischia’,..are detached from the rest of their segment. 1883 H. N. Martin & W. A. Moale Handbk. Vertebr. Dissect. 123 The ischium is nearly vertically placed beneath the hinder portion of the ilium. This entry has not yet been fully updated (first published 1900; most recently modified version published online March 2022). < n.1646
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