(おおはば)

おおはば
na-adjective, noun
significant, substantial, drastic
1. significant, substantial, drastic, large-scale
Describes a large degree of change, increase, decrease, or adjustment. Emphasizes that something is not minor but considerable in scale.
価格(かかく)大幅(おおはば)()がった。
The price dropped significantly.
スケジュールを大幅(おおはば)変更(へんこう)する必要(ひつよう)がある。
There is a need to make drastic changes to the schedule.
(あたら)しいシステムの導入(どうにゅう)により、作業(さぎょう)時間(じかん)大幅(おおはば)短縮(たんしゅく)された。
The introduction of a new system substantially reduced the work time.

USAGE:
Very frequently used with に} as an adverb ({大幅(おおはば)に) to modify verbs indicating change. Common in news, business reports, and formal writing. Almost always refers to the magnitude of a change rather than a static quality.

COMMON COLLOCATIONS:

  • 大幅(おおはば)()える: to increase substantially
  • 大幅(おおはば)()る: to decrease substantially
  • 大幅(おおはば)値上(ねあ)げ: a substantial price increase
  • 大幅(おおはば)改善(かいぜん): a significant improvement
  • 大幅(おおはば)見直(みなお)し: a major review/overhaul