intelligibility

11.45  articulation; intelligibility. Percentage of speech units correctly received out of those transmitted.

Annotation 1          The word “articulation” is used when the units of speech material are syllables or other meaningless fragments of speech; the word “intelligibility” is used when the units of speech material are complete, meaningful words, sentences, or phrases. The term “intelligibility” is commonly associated with speech production as well as with speech reception.

Annotation 2                  The type of speech material used should be specified (i.e., phonemes, syllables, words, phrases, or sentences). Speech identification is provided by an appropriate adjective, for example, syllable articulation, vowel (or consonant) articulation, word intelligibility, sentence intelligibility, etc.