What does 寿命 mean?
寿命 is a Japanese noun meaning “life span” in English. It can also be translated as “life (of a battery, lightbulb, etc.)” depending on context. It is written as 寿命 in kanji, じゅみょう in hiragana, and jumyou in romaji. This word is part of JLPT N2 vocabulary.
Example sentences
これらの発見のおかげで人間の寿命が以前の２倍になった。
Thanks to these discoveries, man's life span has become twice as long as before.
作動温度が高いと、潤滑剤の寿命は短くなる。
High operating temperatures shorten lubricant life.