| 单词 |
pelvis |
| 释义 |
‖ pelvis Anat. and Zool.|ˈpɛlvɪs|
Pl. pelves |ˈpɛlviːz|.
[L. pelvis basin, laver; the anatomical sense is mod.L.]
1. The basin-shaped cavity formed (in most vertebrates) by the right and left haunch-bones or ossa innominata (consisting of the ilium, ischium, and pubis, on each side) together with the sacrum and other vertebræ; being the lowest or hindmost cavity of the trunk. Also applied to these bones themselves collectively, constituting the girdle which supports the hind limbs.
true pelvis, that part of the (human) pelvis below the ilio-pectineal line; false pelvis, the space above this between the iliac fossæ.
1615Crooke Body of Man 118 These bones together with the holy-bone, make that pelvis or Dish which containeth part of the guts, the bladder and the womb. 1682T. Gibson Anat. (1685) vi. xvi. 1754–64Smellie Midwif. I. 81 The brim of the Pelvis is wider from side to side than from the back to the fore-part. 1850Lyell 2nd Visit U.S. II. 196 Part of a human pelvis. 1865Reader 28 Jan. 107/1 A good collection of pelves of individuals of both sexes.
2. The basin-like cavity of the kidney, into which the uriniferous tubules open.
1678Tyson in Phil. Trans. XII. 1035 Anatomical Observations..; an unusual Conformation of the Emulgents and Pelvis. Ibid. 1038. 1682 T. Gibson Anat. (1697) 127 Within the Kidney there is a membranous Cell or Sinus, called Pelvis, which is nothing but an extension or dilatation of the head of the Ureter. 1693tr. Blancard's Phys. Dict. (ed. 2) s.v. Choana, The Pelvis of the Reins. 1857G. Bird Urin. Deposits (ed. 5) 316 A concretion in the pelvis of a kidney.
3. The basal part of the calyx of a crinoid.
1849Murchison Siluria x. 223 In this remarkable Encrinite the upper edge of the pelvis is seen to be surmounted by at least twenty or twenty-five arm-joints. 1872Nicholson Palæont. 125 A series of plates..termed ‘basal’ from their position, and which constitute the ‘pelvis’ of Miller.
4. A basin. rare.
1727J. Dart Canterb. Cathedr. 13 Archbishop Islip..left them..four silver Pelves with four Lavatories of the same. |
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