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A cutting through the walls of the abdomen, as in the Cæsarean section.

The fat of swine, esp. the internal fat of the abdomen; also, this fat melted and strained. Lard oil, an illuminating and lubricating oil expressed from lard. -- Leaf lard, the internal fat of the hog, separated in leaves or masses from the kidneys, etc.; also, the same melted.

A subdivision of decapod Crustacea, having the abdomen largely developed. It includes the lobster, prawn, shrimp, and many similar forms. Cf. Decapoda.

The pouch, formed by a fold of the skin of the abdomen, in which marsupials carry their young; also, a pouch for similar use in other animals, as certain Crustacea.

lopment of most crabs. In this stage the legs and abdominal appendages have appeared, the abdomen is relatively long, and the eyes are large. Also used adjectively.

Of or pertaining to the middle region of the abdomen, or of the stomach.

Flatulent distention of the abdomen; tympanites.

A mark or depression in the middle of the abdomen; the umbilicus. See Umbilicus.belly button in humans

which, in man, connect the portal vein with the epigastric veins in the front wall of the abdomen.

The belly and its contents; the abdomen; also, the first stomach, or rumen, of ruminants. See Rumen.

The smooth serous membrane which lines the cavity of the abdomen, or the whole body cavity when there is no diaphragm, and, turning back, surrounds the viscera, forming a closed, or nearly closed, sac. [Written also peritonæum.]

Having a stalk or petiole; as, a petioleate leaf; the petiolated abdomen of certain Hymenoptera.

y similar kinds. They have long, slender, many-jointed legs; usually a rounded, segmented abdomen; and chelate jaws. They breathe by tracheæ. Called also Phalangides, Phalangidea, Phalangiida, and Opilionea.

ee Flying Dutchman, under Flying. -- Phantom tumor (Med.), a swelling, especially of the abdomen, due to muscular spasm, accumulation of flatus, etc., simulating an actual tumor in appearance, but disappearing upon the administration of an anæsthetic.

The European minnow; -- so called from the color of its abdomen in summer. [Prov. Eng.] Bunch pink is Dianthus barbatus. -- China, or Indian, pink. See under China. -- Clove pink is Dianthus Caryophyllus, the stock from which carnations are derived. -- Garden pink. See Pheasant's eye. -- Meadow pink is applied to D…

of the stomach (Anat.), the depression on the middle line of the epigastric region of the abdomen at the lower end of the sternum; the infrasternal depression. -- Pit saw (Mech.), a saw worked by two men, one of whom stands on the log and the other beneath it. The place of the latter is often in a pit, whence the name…

Situated immediately in front of the loins;- applied to the dorsal part of the abdomen.

, crooked spine and limbs, depressed ribs, enlarged and spongy articular epiphyses, tumid abdomen, and short stature, together with clear and often premature mental faculties. The essential cause of the disease appears to be the nondeposition of earthy salts in the osteoid tissues. Children afflicted with this malady s…

The lower part of the abdomen. [Obs.] Shak. Arch rim (Phonetics), the line between the gums and the palate. -- Rim-fire cartridge. (Mil.) See under Cartridge. -- Rim lock. See under Lock.

A European gold wasp (Chrysis ignita) which has the under side of the abdomen bright red, and the other parts deep bluish green with a metallic luster. The larva is parasitic in the nests of other wasps and of bees.