軽 量 化(けいりょうか)

けいりょうか

noun

weight reduction; making lighter

1. weight reduction; making lighter

The process of reducing the weight of a product, material, or structure. A key goal in manufacturing, automotive, aerospace, and electronics industries.

車体(しゃたい)の軽量化(けいりょうか)を図(はか)る。

To aim for weight reduction of the car body.

新素材(しんそざい)を使(つか)って軽量化(けいりょうか)に成功(せいこう)した。

They succeeded in reducing weight by using new materials.

スマートフォンの軽量化(けいりょうか)と薄型化(うすがたか)が進(すす)んでいる。

Smartphones are becoming lighter and thinner.

Composed of 軽量(けいりょう) (lightweight) + 化(か) (transformation/-ification). Can be used as a する verb: 軽量化(けいりょうか)する (to reduce weight).

Common collocations

軽量化(けいりょうか)を図(はか)る: to aim for weight reduction
軽量化(けいりょうか)に成功(せいこう)する: to succeed in reducing weight
軽量化(けいりょうか)を実現(じつげん)する: to achieve weight reduction
大幅(おおはば)な軽量化(けいりょうか): significant weight reduction

Domain

Frequently used in manufacturing, automotive, aerospace, and electronics industries when discussing product design goals.

RELATED 〜化(か) TERMS:

小型化(こがたか): miniaturization
高速化(こうそくか): speed increase
薄型化(うすがたか): making thinner

Related Words

Related: 小型化(こがたか) (miniaturization)

Related: 薄型化(うすがたか) (making thinner)

general

Added 2026.3.25 10:39 · Revised 2026.9.2 13:01

19000/19238_keiryouka