How To Pronounce Outline

In British English, outline is pronounced /ˈaʊt.laɪn/. The narrow phonetic transcription is [ˈaʊt.laɪ̃n]. In American English, it is pronounced /ˈaʊt.laɪn/.

Outline has two syllables, and the main stress falls on the first syllable. British and American speakers say it the same way.

Slashes / / show the phonemic transcription, the sounds that change meaning. Square brackets [ ] show the phonetic transcription, with the finer detail of how the sounds are actually made.