from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Communication that indicates how verbal information should be interpreted; stimuli surrounding the verbal communication that also have meaning, which may or may not be congruent with that of or support the verbal talk. It may support or contradict verbal communication; Communication which is implicit and not expressed in words.
meta- + communication; from Ancient Greek μετά (meta, "after, beyond; with; adjacent; self") + Latin commūnicātiō ("imparting, communicating"); from commūnicō ("share, impart, inform"). (Wiktionary)