Japanese word

効率

Pronunciation

Romajikōritsu

Meaning

  • nounefficiency

Example

この方法は効率がいいです。ko no hō hō wa kō ritsu ga i i de su

This method is efficient.

Illustration for 効率 (efficiency)

More examples

作業の効率を上げるために、手順を見直します。sa gyō no kō ritsu o a ge ru ta me ni te jun o mi nao shi ma su

We review the steps to improve work efficiency.

Core concept

Expresses the balance between the resources used and the useful results gained.

Common phrases

  • 効率がいいkō ritsu ga i i

    be efficient

  • 効率を上げるkō ritsu o a ge ru

    improve efficiency

  • 効率が悪いkō ritsu ga waru i

    be inefficient

Similar words

能率nōritsu: The amount of work completed in a given time or with a given effort.
生産性seisansei: The amount of output produced from a given amount of labor or resources.

Definition in Japanese

無駄な時間や労力を少なくして、目的を達成する度合い。mu da na ji kan ya rō ryoku o suku na ku shi te moku teki o tas sei su ru do a i

Word origin

The Sino-Japanese compound 効率 (kōritsu) combines 効 (kō, "effect") with 率 (ritsu, "rate") to describe the rate of results gained from resources used.

Usage tips

  • Efficiency is common in workplace and study talk because it evaluates how a process works, not only whether the final task succeeds.

Opposites

  • 非効率hikōritsuinefficientna-adjective

Related words

  • 効率化kōritsukaefficiency improvementnoun
  • 効率的kōritsutekiefficientna-adjective
  • 効率性kōritsuseiefficiencynoun

Word lists with this word