Definify.com
Webster 1913 Edition
lingula
‖
lin′gu-la
(lĭṉ′gū̍-lȧ)
, Noun.
pl.
lin"gu*læ
(lĭṉ′gū̍-lē)
. [L., a little tongue.]
1.
(Anat.)
A tonguelike process or part.
2.
(Zool.)
Any one of numerous species of brachiopod shells belonging to the genus
Lingula
, and related genera. See Brachiopoda
, and Illustration in Appendix. Lingula flags
(Geol.)
, a group of strata in the lower Silurian or Cambrian system of Wales, in which some of the layers contain vast numbers of a species of Lingula.