(mountaineering) a metal grip that is threaded on a rope and can be alternately tightened and slackened as an aid to climbing the rope: used attached to slings for the feet and waist also called ascender

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  • Ascending

    moving upward; rising. botany. growing or directed upward, especially obliquely or in a curve from the base. to move, climb, or go upward; mount; rise: the airplane ascended into the clouds. to slant upward. to rise to a higher point, rank, or degree; proceed from an inferior to a superior degree or level: to ascend […]

  • Ascending artery

    ascending artery ascending artery as·cend·ing artery (ə-sěn’dĭng) n. the branch of the ileocolic artery that communicates with a branch of the colic artery and supplies the ascending colon.

  • Ascending colon

    the first portion of the colon, beginning at the cec-m in the lower right abdominal cavity and continuing upward along the right posterior abdominal wall to approximately the lower ribs. historical examples several cases of recovery from wounds of the cæc-m and ascending colon are recounted below. surgical experiences in south africa, 1899-1900 george henry […]

  • Ascending degeneration

    ascending degeneration ascending degeneration n. the degeneration of nerve fibers progressing toward the spinal cord or brain from the point of injury.

  • Ascending lumbar vein

    ascending lumbar vein ascending lumbar vein n. a vein that arises from the sacral and lumbar veins and at the diaphragm becomes the azygos vein on the right side and the hemiazygos vein on the left.

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