pentennial

English

Etymology

From Ancient Greek πέντε (pénte, “five”) + Latin annus (“year”) +‎ -ial.

Adjective

pentennial (not comparable)

1. (rare) that occurs every five years

   The family had plans to attend the pentennial reunion.

Synonyms

• quinquennial

Translations

quinquennial — see quinquennial

Anagrams

• Planet Nine