Definify.com
Webster 1913 Edition
Ligule
Lig′ule
(lĭg′ū̍l)
, Noun.
[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 Compositæ.
2.
(Anat.)
A band of white matter in the wall of fourth ventricle of the brain.