Definitions from Wiktionary (ronnasecond)

▸ noun:  (metrology) An SI unit of time equal to 10²⁷ seconds. Symbol: Rs


▸ Words similar to ronnasecond
▸ Usage examples for ronnasecond

▸ Idioms related to ronnasecond
▸ Wikipedia articles (New!)
▸ Popular adjectives describing ronnasecond
▸ Words that often appear near ronnasecond
▸ Rhymes of ronnasecond

▸ Invented words related to ronnasecond