from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. shaped like a tongue
from the GNU version of the Collaborative International Dictionary of English
- adj. Having the form of the tongue; tongue-shaped.
from The Century Dictionary and Cyclopedia
- Shaped like a tongue; lingulate: specifically, in entomology, said of processes or parts that are flat, somewhat linear, and rounded at the tip.
From Latin lingua ("tongue") + -form. (Wiktionary)
To this may be added that a constant current of fresh water passes beneath the carapace in a direction from behind forwards, maintained as in the adult animal, by a foliaceous or linguiform appendage of the second pair of maxillae (Figure 18).