Source: Image of Lips, Public Domain, http://mrg.bz/40duTv; Image of Letter, Public Domain, http://mrg.bz/JvyEiv; Image of Woman with Camera, Public Domain,http://mrg.bz/dH6wMI; Image of Hand, Public Domain,http://mrg.bz/AMT52K
A set of symbols with consistent meanings used to hold and convey information.
A sequence of symbols that can be interpreted as a message. An awareness of things inside/outside the self that must be encoded in symbols to be conveyed to another. "What you don't already know".
Communication using a variety of physical codes.
A representation of a concept in a tangible form.
Communication using the code commonly called spoken or written language.