释义 |
▪ I. ‖ os1 Anat.|ɒs| [L. os, pl. ossa.] The Latin word for bone, commonly used in Anatomy in the mod.L. names of particular bones. Such are: os calcis, the heel-bone; os coxæ, the hip- or haunch-bone; os hyoides, os hyoideum, or os hypsiloides, the hyoid or U-shaped bone of the tongue; os innominatum, the innominate or hip-bone; os orbiculare, the orbicular bone; os pubis = pubis; os sacrum = sacrum; etc.
1548–77Vicary Anat. ix. (1888) 75 These bones be..broade towardes the Hanches, and before they ioyne and make Os pectinis. 1611Cotgr. s.v. Os, Os de la hanche, the third part of Os Ilium. 1741Monro Anat. Bones (ed. 3) 192 Os sacrum is so called from being offered as a dainty Bit in Sacrifice. 1749Fielding T. Jones vii. xiii, The os or bone very plainly appeared through the aperture. 1754–64Smellie Midwif. I. 74 Each os Innominatum is in infants composed of three different bones, under the appellation of os Ilium, Ischium, and Pubis. 1842E. Wilson Anat. Vade M. (ed. 2) 84 The Os Calcis may be known by its large size and oblong figure. Ibid. 58 The Os Hyoides..gives support to the tongue. ▪ II. ‖ os2 Anat.|ɒs| [L. ōs, pl. ōra.] The Latin word for mouth, used in anatomy in naming the mouths or entrances of certain passages; esp. in os uteri the mouth or orifice of the uterus; os uteri externum, also os tincæ, the lower or outer orifice of the utero-cervical canal; os uteri internum, the upper and inner end of the same.
1737Med. Essays (Edinb.) III. xix. 318, I examined her Condition, and found that the Os Tincæ had..not yielded. 1754–64Smellie Midwif. I. 193 If the os uteri remains close shut. 1872T. G. Thomas Dis. Women (ed. 3) 35 The changes which the os undergoes during pregnancy. ▪ III. os obs. variant of as, us; see also osar. |