What does 紀元前 mean?
紀元前 is a Japanese noun meaning “before the common era” in English. It is written as 紀元前 in kanji, きげんぜん in hiragana, and kigenzen in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
まずやって来たのはケルト族で、紀元前６００年のことでした。
First came the Celts in 600 B.C.