発はつがん物ぶっ質しつ

also: はつガンぶっしつ

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Meanings

1

carcinogen; carcinogenic substance

A substance that can cause cancer. Used in medical, scientific, and everyday contexts.

Tobacco smoke contains many carcinogens.

この食しょく品ひん添てん加か物ぶつは発はつがん物ぶっ質しつとして知しられている。

This food additive is known as a carcinogenic substance.

発はつがん性せい
発がん性 is the property of being carcinogenic (carcinogenicity), while 発がん物質 refers to the substance itself.

発はつがん物ぶっ質しつ
Most common spelling in modern Japanese, using hiragana for がん.
発はつガン物ぶっ質しつ
Mixed kanji-katakana spelling; less common than the hiragana variant.
発はつ癌がん物ぶっ質しつ
Uses the kanji 癌 for cancer; less common in everyday writing but seen in technical contexts.
はつガンぶっしつ

Formed from 発がん, “the development or causation of cancer,” and 物質, “substance”; literally, a substance that causes cancer to develop.