vicennial

• Adjetivo que descreve algo que ocorre a cada vinte anos ou que dura vinte anos. É raramente usado no inglês contemporâneo.

An adjective describing something that occurs every twenty years, or lasts for a period of twenty years. It is rarely used in modern English.

1. Occurring every twenty yearsC2formal

   Happening or recurring once every twenty years.

   Vicenal

   • The society holds a vicennial celebration for its founding members.
   • The vicennial census provides long-term demographic data.
   • They planned a vicennial reunion for the graduating class.