v. a.

/V IY1 EY0/
noun
  1. 1

    Initialism of visual acuity. [The sharpness of vision or sight.]

  2. 2

    Initialism of vice admiral. [(nautical) A person holding a naval rank between rear admiral and full admiral.]

  3. 3

    Initialism of vicar apostolic. [(Christianity) A Roman Catholic prelate who is ordained (titular) bishop and administers a missionary jurisdiction that is not (yet) a diocese, but ranks higher than an apostolic prefecture.]