What does 変遷 mean?
変遷 is a Japanese noun meaning “change, transition, vicissitudes” in English. It is written as 変遷 in kanji, へんせん in hiragana, and hensen in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
表面上、本書の大部分は一連の事例の変遷を記録したものである。
On the surface the book consists mostly of a series of case histories.