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ligule |
1 definition found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Ligule \Lig"ule\ (-[-u]l), n. [L. ligula, lingula, little tongue, dim. of lingua tongue : cf F. ligule.] 1. (Bot.) a The thin and scarious projection from the upper end of the sheath of a leaf of grass. b A strap-shaped corolla of flowers of Composit[ae]. 2. (Anat.) A band of white matter in the wall of fourth ventricle of the brain.