[ sem-ee-uh-fish-uhl, sem-ahy- ]

  1. having some degree of official authority.

Origin of semiofficial

First recorded in 1800–10; semi- + official

Other words from semiofficial

  • sem·i·of·fi·cial·ly, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use semiofficial in a sentence

  • The semi-official daughter-in-law consequently becomes a somewhat unprofitable luxury, and in the final act is given her cong.

    Modernities | Horace Barnett Samuel
  • It is rumoured that the expedition has a semi-official character.

    The Half-Hearted | John Buchan
  • They are all summer residences of the official or semi-official world, who are obliged to pass the summer near town.