‖Val‐lec″u‐la (?), n.; pl.Valleculæ (#). [NL., dim. fr. L. vallis, valles, a valley.]
1. (Anat.) A groove; a fossa; as, the vallecula, or fossa, which separates the hemispheres of the cerebellum.
2. (Bot.) One of the grooves, or hollows, between the ribs of the fruit of umbelliferous plants.