orthoepy

n.

1.

The art of uttering words correctly; a correct pronunciation of words; also, mode of pronunciation.

Noun	1.	orthoepy - the way a word or a language is customarily spoken; "the pronunciation of Chinese is difficult for foreigners"; "that is the correct pronunciation" Synonyms: pronunciation
	2.	orthoepy - a term formerly used for the part of phonology that dealt with the `correct' pronunciation of words and its relation to `correct' orthography

language, oral communication, pronunciation, speech, speech communication, spoken communication, spoken language, voice communication