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Words Kanji Guides About

軽金属 (けいきんぞく) Japanese meaning | Kotomora

軽けい金きん属ぞく

け

い

き

ん

ぞ

く

JLPTN2

Meanings

1

noun

light metal

Technical term for metals with low specific gravity, such as aluminum, magnesium, and titanium. Used in materials science and engineering contexts.

アルミニウムは代だい表ひょう的てきな軽けい金きん属ぞくです。
Aluminum is a typical light metal.
軽けい金きん属ぞくは航こう空くう機きの材ざい料りょうとして重じゅう要

よう

だ

。

Light metals are important as materials for aircraft.

Kanji

軽lightly, trifling, unimportant
金gold
属belong, genus, subordinate official

Similar words

重じゅう金きん属ぞく
Heavy metal; refers to metals with high specific gravity, such as iron, copper, and lead. 軽金属 is its antonym.

Etymology

Compound of 軽 (light) and 金属 (metal). The term is a direct calque from English 'light metal' and became common in technical Japanese during the early 20th century.