Definition of prevocalic in US English:

prevocalic

adjective

  • Occurring immediately before a vowel.

    • ‘There's no rule for how to pronounce/write one of the function words when it appears phrase-finally - but all signs point to the prevocalic form being the special case and the preconsonantal form being the default case.’

Pronunciation

prevocalic

/ˌprēvōˈkalik/