biolinguistics: Meaning and Definition of

bi•o•lin•guis•tics

Pronunciation: (bī"ō-ling-gwis'tiks), [key]
— n. (used with a sing. v.) Ling.
  1. the study of language functions as they relate to or derive from the biological characteristics of an organism.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.