放射能
ほうしゃのう
houshanou
JLPT N1nounVocabularyLevel 96 - JLPT N1

Quick answer

放射能 (ほうしゃのう (houshanou)) means "Radioactivity". It is read ほうしゃのう (houshanou). This page covers its usage with example sentences.

Meaning

Radioactivity

Also : Radiation · Nuclear radiation

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Example Sentences

放射能による汚染は深刻な問題だ。

ほうしゃのうによるおせんはしんこくなもんだいだ。

Pollution from nuclear radiation is a serious problem.

Kanji in this word

Grammar to study at this level

Last updated Jul 22, 2026

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