Examples from the Web for trilingual
Trilingual, trī-ling′gwal, adj. consisting of three tongues or languages.
It is probable that there was actual diversity in the trilingual versions.Jesus the Christ|James Edward Talmage
It is trilingual--viz., Chinese, Uighur, and runic or Yenissei characters.
The first clue to these questions was, as in the parallel case of Egypt, afforded by a trilingual inscription.Human Origins|Samuel Laing
The only inscription at Wan that I could not copy was the trilingual tablet of Xerxes.Discoveries among the Ruins of Nineveh and Babylon|Austen H. Layard