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lipreading

[lip-ree-ding]
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noun
  1. the reading or understanding, as by a deaf person, of spoken words from the movements of another's lips without hearing the sounds made.
Compare speechreading.

Origin of lipreading

First recorded in 1870–75; lipread + -ing1

lipread

[lip-reed]
verb (used with object), lip·read [lip-red] /ˈlɪpˌrɛd/, lip·read·ing [lip-ree-ding] /ˈlɪpˌri dɪŋ/.
  1. to understand spoken words by interpreting the movements of a speaker's lips without hearing the sounds made.
verb (used without object), lip·read [lip-red] /ˈlɪpˌrɛd/, lip·read·ing [lip-ree-ding] /ˈlɪpˌri dɪŋ/.
  1. to use lipreading.
Compare speechread.

Origin of lipread

First recorded in 1890–95; lip + read1
Related formslip·read·er, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018