Paralanguage refers to the non-verbal elements of communication used to modify meaning and convey emotion. Paralanguage may be expressed consciously or unconsciously, and it includes pitch, volume, and intonation of speech. Sometimes the definition is restricted to vocally-produced sounds.
Aspects of communication which affect the meaning of a vocal message, which strictly speaking, is not language. Tone of voice, inflection, pauses, etc. are examples of processes which affect how a message is received by a listener.
The meaning comes from the way a person says the words as much as from what the words mean.
Non verbal elements in speech such as intonation, that may affect the meaning of an utterance.
Vocalized patterns, tones and emphases associated with spoken words that can convey special meanings separate from the meaning of the words in use.
Optional vocal effects (e.g., tone of voice) that accompany an utterance and may communicate meaning.
Nonlinguistic means of vocal expression: rate, pitch, tone, and so on.
The semi-verbal responses we make during a conversation, such as "um" and "uh-huh."
the use of manner of speaking to communicate particular meanings