temporarily deprived of speech by strong emotion, physical weakness, exhaustion, etc.:
speechless with alarm.
characterized by absence or loss of speech:
lacking the faculty of speech; dumb.
not expressed in speech or words:
refraining from speech.
not able to speak
temporarily deprived of speech
not expressed or able to be expressed in words: speechless fear
noun 1. a person who delivers speeches.
noun 1. any part of the body, as the tongue, velum, diaphragm, or lungs, that participates, actively or passively, voluntarily or involuntarily, in the production of the sounds of speech.
noun 1. the scientific study and treatment of defects, disorders, and malfunctions of speech and voice, as stuttering, lisping, or lalling, and of language disturbances, as aphasia or delayed language acquisition. speech pathology n. The science concerned with the diagnosis and treatment of functional and organic speech defects and disorders.
verb (used with or without object), speechread [speech-red] /ˈspitʃˌrɛd/ (Show IPA), speechreading [speech-ree-ding] /ˈspitʃˌri dɪŋ/ (Show IPA) 1. to comprehend by speechreading.