Definition of abdomen

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Abdomen (n.) The posterior section of the body, behind the thorax, in insects, crustaceans, and other Arthropoda..

Lern More About Abdomen

Anomuran :: Anomuran (a.) Irregular in the character of the tail or abdomen; as, the anomural crustaceans..
Swaged :: Swagbelly (n.) Any large tumor developed in the abdomen, and neither fluctuating nor sonorous..
Rickets :: Rickets (n. pl.) A disease which affects children, and which is characterized by a bulky head, 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 stand and walk unsteadily. Called also rachitis..
Spider :: Spider (n.) Any one of numerous species of arachnids comprising the order Araneina. Spiders have the mandibles converted into poison fangs, or falcers. The abdomen is large and not segmented, with two or three pairs of spinnerets near the end, by means of which they spin threads of silk to form cocoons, or nests, to protect their eggs and young. Many species spin also complex webs to entrap the insects upon which they prey. The eyes are usually eight in number (rarely six), and are situated on t
Celiac :: Celiac (a.) Relating to the abdomen, or to the cavity of the abdomen..
Comb :: Comb (n.) One of a pair of peculiar organs on the base of the abdomen of scorpions.
Collophore :: Collophore (n.) A suckerlike organ at the base of the abdomen of insects belonging to the Collembola.
Crab :: Crab (n.) One of the brachyuran Crustacea. They are mostly marine, and usually have a broad, short body, covered with a strong shell or carapace. The abdomen is small and curled up beneath the body..
Wem :: Wem (n.) The abdomen; the uterus; the womb.
Siphonet :: Siphonet (n.) One of the two dorsal tubular organs on the hinder part of the abdomen of aphids. They give exit to the honeydew. See Illust. under Aphis.
Ventro- :: Ventro- () A combining form used in anatomy to indicate connection with, or relation to, the abdomen; also, connection with, relation to, or direction toward, the ventral side; as, ventrolateral; ventro-inguinal..
Gastroraphy :: Gastroraphy (n.) The operation of sewing up wounds of the abdomen.
Solifugae :: Solifugae (n. pl.) A division of arachnids having large, powerful fangs and a segmented abdomen; -- called also Solpugidea, and Solpugides..
Arthrostraca :: Arthrostraca (n. pl.) One of the larger divisions of Crustacea, so called because the thorax and abdomen are both segmented; Tetradecapoda. It includes the Amphipoda and Isopoda..
Groin :: Groin (n.) The line between the lower part of the abdomen and the thigh, or the region of this line; the inguen..
Venter :: Venter (n.) The lower part of the abdomen in insects.
Meteorism :: Meteorism (n.) Flatulent distention of the abdomen; tympanites.
Diaphragm :: Diaphragm (n.) The muscular and tendinous partition separating the cavity of the chest from that of the abdomen; the midriff.
Brachyura :: Brachyura (n. pl.) A group of decapod Crustacea, including the common crabs, characterized by a small and short abdomen, which is bent up beneath the large cephalo-thorax. [Also spelt Brachyoura.] See Crab, and Illustration in Appendix..
Hypogastrium :: Hypogastrium (n.) The lower part of the abdomen.
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