化学

See also: 化學

Chinese

For pronunciation and definitions of – see 化學 (“study of change/transformations; chemistry; celluloid; etc.”).
(This term is the simplified form of 化學).
Notes:

Japanese

Etymology 1

Kanji in this term

Grade: 3
がく
Grade: 1
kan'on
Alternative spelling
化學 (kyūjitai)

Orthographic borrowing from Chinese 化學 / 化学 (huàxué, literally change + study).[1]

Apparently first cited anywhere in an 1855 text in Chinese, in the diary of noted intellectual Wang Tao.[1] First cited in Japanese in an 1860 translation of a Dutch text by 川本幸民 (Kawamoto Kōmin).[1]

Superseded older term 舎密 (seimi).[1][2][3]

Pronunciation

Noun

()(がく) • (kagakuくわがく (kwagaku)?

  1. [from 1860] chemistry (branch of natural science)
Derived terms
  • ()学剤(がくざい) (kagakuzai, chemical agent)
  • ()学式(がくしき) (kagakushiki, chemical formula)
  • ()学者(がくしゃ) (kagakusha, chemist)
  • ()学戦(がくせん) (kagakusen, chemical warfare)
  • ()学線(がくせん) (kagakusen, actinic rays)
  • ()学品(がくひん) (kagakuhin, chemical, chemical product)
  • ()学的(がくてき) (kagakuteki, chemical, adjective)
  • ()(がく)吸着(きゅうちゃく) (kagaku kyūchaku, chemisorb)
  • ()(がく)結合(けつごう) (kagaku ketsugō, chemical bond)
  • ()(がく)(けん)() (kagaku kenma, chemical polishing)
  • ()(がく)工学(こうがく) (kagaku kōgaku, chemical engineering)
  • ()(がく)(こう)(ぎょう) (kagaku kōgyō, chemical industry)
  • ()(がく)攻撃(こうげき) (kagaku kōgeki, chemical attack)
  • ()(がく)構造(こうぞう) (kagaku kōzō, chemical structure)
  • ()(がく)合成(ごうせい) (kagaku gōsei, chemosynthesis)
  • ()(がく)()(よう) (kagaku sayō, chemical action)
  • ()(がく)()(けん) (kagaku shiken, chemical test)
  • ()(がく)(しん)() (kagaku shinka, chemical evolution)
  • ()(がく)製品(せいひん) (kagaku seihin, chemical)
  • ()(がく)(せん)() (kagaku sen'i, synthetic fibers)
  • ()(がく)天秤(てんびん) (kagaku tenbin, chemical balance)
  • ()(がく)(とう)(りょう) (kagaku tōryō, chemical equivalent)
  • ()(がく)発光(はっこう) (kagaku hakkō, chemoluminescence)
  • ()(がく)反応(はんのう) (kagaku hannō, chemical reaction)
  • ()(がく)()(りょう) (kagaku hiryō, chemical fertilizer)
  • ()(がく)物質(ぶっしつ) (kagaku busshitsu, chemical substances)
  • ()(がく)分析(ぶんせき) (kagaku bunseki, chemical analysis)
  • ()(がく)(へい)() (kagaku heiki, chemical weapons)
  • ()(がく)平衡(へいこう) (kagaku heikō, chemical equilibrium)
  • ()(がく)(へん)() (kagaku henka, chemical change)
  • ()(がく)薬品(やくひん) (kagaku yakuhin, chemicals)
  • ()(がく)(りょう)(ほう) (kagaku ryōhō, chemotherapy)
  • ()(がく)エネルギー (kagaku enerugī, chemical energy)
  • ()(がく)ポテンシャル (kagaku potensharu, chemical potential)
  • ()学調(がくちょう)()(りょう) (kagaku chōmiryō, chemical seasoning)
  • ()学熱力学(がくねつりきがく) (kagaku netsurikigaku, chemical thermodynamics)
  • ()学反応式(がくはんのうしき) (kagaku-hannōshiki, reaction formula)
  • ()学物(がくぶつ)()(がく) (kagaku butsurigaku, chemical physics)
  • ()学方(がくほう)(てい)(しき) (kagaku hōteishiki, chemical equation)
  • ()学汚(がくお)染災害(せんさいがい) (kagaku osen saigai, chemical contamination disaster)
  • ()学浸透(がくしんとう)圧説(あつせつ) (kagaku shintō-atsusetsu, chemiosmotic hypothesis)
  • ()学伝達物質(がくでんたつぶっしつ) (kagaku dentatsu busshitsu, chemotransmitter)
  • ()学兵(がくへい)器禁(ききん)止条(しじょう)(やく) (kagaku heiki kinshi jōyaku, chemical weapons ban treaty)
  • 医化(いか)(がく) (ikagaku, medical chemistry)
  • (こう)()(がく) (kōkagaku, photochemistry)
  • (せい)()(がく) (seikagaku, biochemistry)
  • 理化(りか)(がく) (rikagaku, physics and chemistry)
  • 応用(おうよう)()(がく) (ōyō kagaku, applied chemistry)
  • 界面(かいめん)()(がく) (kaimen kagaku, surface chemistry)
  • 計算(けいさん)()(がく) (keisan kagaku, computational chemistry)
  • (こう)(ぎょう)()(がく) (kōgyō kagaku, industrial chemistry)
  • 合成(ごうせい)()(がく) (gōsei kagaku, synthetic chemistry)
  • 生物(せいぶつ)()(がく) (seibutsu kagaku, biochemistry)
  • (せき)()()(がく) (sekiyu kagaku, petrochemistry)
  • ()(きゅう)()(がく) (chikyū kagaku, geochemistry)
  • (でん)()()(がく) (denki kagaku, electrochemistry)
  • 農芸(のうげい)()(がく) (nōgei kagaku, agricultural chemistry)
  • (ぶつ)()()(がく) (butsuri kagaku, physical chemistry)
  • 分析(ぶんせき)()(がく) (bunseki kagaku, analytical chemistry)
  • 無機(むき)()(がく) (muki kagaku, inorganic chemistry)
  • (ゆう)()()(がく) (yūki kagaku, organic chemistry)
  • 立体(りったい)()(がく) (rittai kagaku, stereochemistry)
  • (りょう)()()(がく) (ryōshi kagaku, quantum chemistry)
  • ()(ろん)()(がく) (riron kagaku, theoretical chemistry)
  • ()(ちゅう)()(がく) (uchū kagaku, cosmochemistry)
  • コロイド()(がく) (koroido kagaku, colloid chemistry)
  • 精密(せいみつ)()学品(がくひん) (seimitsu kagakuhin, fine chemical)
  • ノーベル()(がく)(しょう) (nōberu-kagakushō, Nobel Prize in Chemistry)
  • ガス()学工(がくこう)(ぎょう) (gasu kagaku kōgyō, gas chemical industry)
  • 合成(ごうせい)()学工(がくこう)(ぎょう) (gōsei kagaku kōgyō, synthetic chemical industry)
  • 生物(せいぶつ)()学兵(がくへい)() (seibutsu kagaku heiki, biological and chemical weapons)
  • (こう)(ぶん)()()(がく) (kōbunshi kagaku, high polymer chemistry)
  • ()(んし)(しん)()(がく) (bunshi-shinkagaku, molecular evolution)

Etymology 2

Kanji in this term
ば(け)
Grade: 3
がく
Grade: 1
kun'yomi kan'on
Alternative spelling
化學 (kyūjitai)

Reanalysis of 化学 (kagaku), as a compound of 化け (bake, stem of 化ける (bakeru, to transform)) +‎ (-gaku, -logy; -graphy). Alternative reading sometimes used to differentiate from phonetically identical 科学 (kagaku, science).[1][2][3][4][6]

First cited to a 1967 novel by 大原富枝 (Ōhara Tomie).[1]

Pronunciation

Noun

(ばけ)(がく) • (bakegaku

  1. [from 1967] chemistry (branch of natural science)

References

  1. 1.0 1.1 1.2 1.3 1.4 1.5 化学”, in 日本国語大辞典 [Nihon Kokugo Daijiten]‎[1] (in Japanese), concise edition, Tokyo: Shogakukan, 2006
  2. 2.0 2.1 Shinmura, Izuru, editor (1998), 広辞苑 [Kōjien] (in Japanese), Fifth edition, Tokyo: Iwanami Shoten, →ISBN
  3. 3.0 3.1 3.2 3.3 Matsumura, Akira, editor (2006), 大辞林 [Daijirin] (in Japanese), Third edition, Tokyo: Sanseidō, →ISBN
  4. 4.0 4.1 Kindaichi, Kyōsuke et al., editors (1997), 新明解国語辞典 [Shin Meikai Kokugo Jiten] (in Japanese), Fifth edition, Tokyo: Sanseidō, →ISBN
  5. 5.0 5.1 NHK Broadcasting Culture Research Institute, editor (1998), NHK日本語発音アクセント辞典 [NHK Japanese Pronunciation Accent Dictionary] (in Japanese), Tokyo: NHK Publishing, Inc., →ISBN
  6. ^ 化学”, in デジタル大辞泉 [Digital Daijisen]‎[2] (in Japanese), Tōkyō: Shogakukan, updated roughly every four months