na-adjective
Describes a process or change that happens little by little over time. Often used in formal or written contexts.
景気は漸次的に回復している。
The economy is gradually recovering.
漸次的な改善が見られた。
Gradual improvement was observed.
段階的 emphasizes step-by-step progression in stages, whereas 漸次的 focuses on a smooth, continuous gradual change.
From 漸次 (ぜんじ, 'gradually') + 的 (てき, '-like'). The exact historical derivation of 漸次 is uncertain, but it is a Sino-Japanese compound using kanji that convey 'gradual' and 'next'.