Definition of hyphenation in US English:

hyphenation

noun

  • See hyphenate

    • ‘That's about when hyphenation was seized upon as a solution to surname patriarchy.’
    • ‘She is insisting on her last name: no hyphenation.’
    • ‘It is in that state of hyphenation that we live our daily lives, comfortable in our dual skins.’
    • ‘A similarly important issue is the hyphenation of ‘Asian-Canadian’ within the headline and text of the review.’
    • ‘Jackson's family originally wanted the name changed entirely, while Hartsfield's family opposed the hyphenation.’

Pronunciation

hyphenation

/ˌhaɪfəˈneɪʃ(ə)n//ˌhīfəˈnāSH(ə)n/