Behavior and elements of speech aside from the words themselves that transmit meaning. Non-verbal communication includes pitch, speed, tone and volume of voice, gestures and facial expressions, body posture, stance, and proximity to the listener, eye movements and contact, and dress and appearance.
Research suggests that only 5 percent effect is produced by the spoken word, 45 percent by the tone, inflexion, and other elements of voice, and 50 percent by body language, movements, eye contact, etc.
Use this term in a sentence
I could tell she was mad at me from her non-verbal communication she had towards me, which made me a bit uneasy.
There was an outstanding example of non-verbal communication between the two new business partners as most communication is actually non-verbal!
Although Tom's wife insisted that nothing was wrong, Tom could discern through her non-verbal communication that something was bothering her.