Meaning of speechreading

speech•read•ing

Pronunciation: (spēch'rē"ding), [key]
  1. the act or process of determining the intended meaning of a speaker by utilizing all visual clues accompanying speech attempts, as lip movements, facial expressions, and bodily gestures, used esp. by people with impaired hearing. Cf.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.