abdominothoracic arch n.
a bell-shaped line along the lowest of the false ribs and the lower end of the sternum, making a rough boundary line between the abdomen and thorax.
abdominovesical abdominovesical ab·dom·i·no·ves·i·cal (āb-dŏm’ə-nō-věs’ĭ-kəl) adj. of or relating to the abdomen and the urinary bladder or the gallbladder.
abdr aircraft battle damage repair
to draw or take away; abduct. v. “to draw away” by persuasion, 1530s, from latin abductus, past participle of abducere “to lead away” (see abduction). related: abduced; abducing. abduce ab·duce (āb-dōōs’, -dyōōs’) v. ab·duced, ab·duc·ing, ab·duc·es to abduct.
drawing away, as by the action of a muscle; abducting. adjective (of a muscle) abducting adj. 1713, from latin abducentem (nominative abducens), present participle of abducere “to lead away” (see abduction). abducent ab·du·cent (āb-dōō’sənt, -dyōō’-) adj. abducting; drawing away.
- Abducens nerve
either one of the sixth pair of cranial nerves composed of motor fibers that innervate the lateral rectus muscle of the eye. historical examples both are supplied by the abducens nerve, together with the rectus externus muscle. encyclopaedia britannica, 11th edition, volume 3, slice 7 various noun either of the sixth pair of cranial nerves, […]