triennially
زبان مبدأ: انگلیسی
ترجمه به فارسی
- واژهنامه · Merriam-Webster Collegiate Dictionary tri·en·ni·al n. Pronunciation: ( ˌ )trī- ' e-nē-əl Function: adjective Date: 1562 1 : occurring or being done every three years <the triennial convention> 2 : consisting of or lasting for three years <a triennial contract> –triennial noun –tri·en·ni·al·ly \-nē-ə-lē\ adverb ]]>