nonspeech

adj

1. (not-comparable)Not speech.

   “Perception of nonspeech sounds is important in the workplace...”

noun

1. (countable, uncountable)That which is not speech, or not a speech.

   “Recently and rightfully, there has been much criticism of so-called nonbooks, nonplays, and, I might add, nonspeeches. These are the books, plays, and speeches which are written, not by authors but by reflectors of public demand. They are not art but artificial.”