化か学がく

also: ばけがく

か

が

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Common wordJLPTN3Freq.FrequencyTop 5,000

Meanings

1

The scientific study of substances and their reactions. The reading ばけがく is a colloquial disambiguation from 科学 (science).

〈物もの〉が化か学がく反はん応のうを起おこすfor a substance to undergo/cause a chemical reaction
酸さんとアルカリが混まざると化か学がく反はん応のうを起おこす。
When acid and alkali mix, a chemical reaction occurs.
化か学がくを専せん攻こうするto major in chemistry
彼かの女じょは大だい学がくで化か学がくを専せん攻こうしている。
She is majoring in chemistry at university.
化か学がくの実じっ験けんをするto do a chemistry experiment
理り科かの授じゅ業ぎょうで化か学がくの実じっ験けんをした。
We did a chemistry experiment in science class.

ケミカル
化学 is the standard Japanese noun for 'chemistry/chemical' used in ordinary compounds, while ケミカル has a katakana, product-label or industry-term feel.
生せい化か学がく
化学 is chemistry in general, while 生化学 is specifically the chemistry of living organisms.

科か学がくN4
化学 (chemistry) and 科学 (science) are perfect homophones in standard speech, so 化学 is sometimes read ばけがく to avoid mixing them up.
錬れん金きん術じゅつ
錬金術 is the historical/pseudo-scientific pursuit of turning base metals into gold, whereas 化学 is the modern scientific discipline of chemistry.
化か学がく物ぶっ質しつ
化学 means the field of chemistry itself, while 化学物質 refers to an actual chemical substance studied or produced within that field.

Coined in Japan as a compound of 化 (change, transformation) and 学 (study, learning), reflecting the study of transformations of matter.

chemicals; chemical products

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