expression, adverb
equally; without discrimination; impartially
Used when treating people or things the same way, without favoritism or bias. Often appears with verbs like 扱う, 接する, 分け与える.
先生は生徒全員を分け隔てなく扱った。
The teacher treated all the students equally.
彼は誰に対しても分け隔てなく接する。
He treats everyone without discrimination.
From 分ける (to divide) + 隔てる (to separate) + なく (adverbial form of ない). Literally 'without dividing or separating', i.e., treating all equally.