| 释义 |
abdomen|ˈæbdəmən, æbˈdəʊmən|
[a. L. abdōmen, of unknown etymology; it has been suggested from abd-ĕre to stow away, conceal, cover; and from adeps, adip-em, fat, as if for *adipomen. Occurs first in transl. from French.]
†1. orig. Fat deposited round the belly; the fleshy parts of the belly or paunch. Obs.
1541Copland tr. Galyen's Terapeutyke 2 G ij, The membrane yt is stretched vnder labdomen [= l'abdomen]. 1601Holland Pliny (1634) I. 344 In old time they called this morcell in Latine Abdomen. 1607Topsell Four-footed Beasts (1673) 300 Acites is a swelling in the covering of the belly, called of the Physitians Abdomen, comprehending both the skin, the fat, eight muscles, and the film or panicle called Peritoneum. 1692Coles, Abdomen, the Fat which is about the Belly.
2. Anat. The belly; the lower cavity of the body, from the diaphragm downwards, which contains the stomach, bowels, and other organs of nutrition; sometimes used as including, and sometimes as excluding, the pelvic cavity; and often in Nat. Hist. used of the outer surface of the belly.
1615H. Crooke Body of Man 796 There bee tenne Muscles which couer the nether Belly, on either side fiue, called the Muscles of the Abdomen. 1656Ridgley Pract. of Physick 94 It floweth down into the cavity of the Abdomen. 1751Chambers Cycl. The abdomen is lined internally with a thin soft membrane..called the peritonæum. 1847Carpenter Zool. §74 The skin of the abdomen, in front of the mammary glands, forms a pouch which contains and protects the young [of Kangaroos, etc.]. 1872Huxley Physiology i. 5 The trunk is naturally divided into the chest or thorax, and the belly or abdomen.
3. Zool. In the higher Arthropoda (as insects, spiders, and crabs), the posterior division of the body, usually distinctly marked off from the anterior part containing the thorax and head.
1788–9Howard New Royal Cycl. 1230 In insects of the third order..the head, thorax, and abdomen are wholly different from those of the other orders. 1847Carpenter Zool. §739 The body [of Spiders] is composed of two principal parts nearly always distinct:—one called the cephalo-thorax..the other termed the abdomen. 1855Gosse Marine Zool. I. 157 [The crabs have the] abdomen little developed, bent under the body, with no trace of a swimming tail. 1868Duncan Insect World Intr. 9 In the perfect insect the abdomen does not carry either the wings or the legs. |