What does 一段 mean?
一段 is a Japanese adverb meaning “even more; still more; much more; further” in English. It can also be translated as “one step, one paragraph, ichidan (verb, verb conjugation)” depending on context. It is written as 一段 in kanji, いちだん in hiragana, and ichidan in romaji. This word is part of JLPT N2 vocabulary.
Example sentence
花嫁姿の彼女は一段と美しかった。
She was all the more beautiful dressed in her wedding costume.