博士

Attestable since at least the Eastern Han dynasty. In modern Mandarin, a doublet of 把戲／把戏 (bǎxì) and 把式 (bǎshì).

博士

1. doctorate; Ph.D.

   博士生  ―  bóshìshēng  ―  doctoral candidate

   哲學博士／哲学博士  ―  zhéxué bóshì  ―  Doctor of Philosophy

   我會好好努力把我的博士讀完。 [MSC, trad.]
   我会好好努力把我的博士读完。 [MSC, simp.]

   Wǒ huì hǎohǎo nǔlì bǎ wǒ de bóshì dúwán. [Pinyin]

   I will work hard to finish my doctorate.

   他剛從北京大學取得博士學位。 [MSC, trad.]
   他刚从北京大学取得博士学位。 [MSC, simp.]

   Tā gāng cóng Běijīng dàxué qǔdé bóshì xuéwèi. [Pinyin]

   He recently obtained his doctorate degree from Peking University.

2. doctor (someone with a Ph.D.)

   吳博士／吴博士  ―  Wú bóshì  ―  Dr. Wu

   張博士是這場講座的主講人。 [MSC, trad.]
   张博士是这场讲座的主讲人。 [MSC, simp.]

   Zhāng bóshì shì zhè chǎng jiǎngzuò de zhǔjiǎngrén. [Pinyin]

   Dr. Zhang is the presenter of this seminar.

3. (history) court academician (in feudal China)
4. (history) master; person with a particular skill

   茶博士  ―  chá bóshì  ―  a tea master

5. (history) learned scholar; polymath
6. (dialectal) carpenter; woodworker

• (carpenter):

Others:

• → Korean: 박수 (baksu, “male priest, male shaman”)
• → Manchu: ᠪᠠᡴᠰᡳ (baksi), ᠪᠠᡴᡧᡳ (bakši, “scholar; Confucian scholar”)
  • → Chinese: 把式 (bǎshì), 把勢／把势 (bǎshì, “martial arts; master; skill”), 把戲／把戏 (bǎxì, “circus tricks; cheap tricks”)
  • → Chinese: 巴克什 (bākèshí, “baksi, title given to Qing Dynasty scholars”)
• → Mongolian: ᠪᠠᠭᠰᠢ (baɣsi) / багш (bagš, “teacher, instructor; master; trainer”)
  • → Tibetan: པག་ཤི (pag shi, “teacher”)
• → Kazakh: бақсы (baqsy, “shaman, sorcerer”)
• → Kyrgyz: бакшы (bakşı, “shaman, Islamic faith healer”)
• → Persian: بخشی‎ (baxši, “scribe, secretary; surgeon; vice-regent; inspector; grand falconer”)
• → Southern Altai: бакшы (bakšï, “leader”)
• → Uyghur: باخشى‎ (baxshi, “sorcerer, shaman, wizard; witchcraft healer, witch-doctor”), باخشىلىق‎ (baxshiliq, “falconry, hunting with birds of prey; witchcraft, shamanism”)
• → Tatar: багучы (bağuçı, “shaman, healer”)
• → Turkmen: bagşy (“Turkmen shaman singers who play Dutar , shaman healer”)

From Middle Chinese 博士 (pak dzri^X) (This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

• (Tokyo) は​くし [háꜜkùshì] (Atamadaka – [1])[1][2][3]
• IPA^(key): [ha̠kɯ̟̊ᵝɕi]

博(はく)士(し) • (hakushi) 

1. a doctor (person who has attained a doctorate)

• 博(はく)士(し)論(ろん)文(ぶん) (hakushi ronbun, “doctoral thesis”)

Unattested in extant Old Japanese texts, but the form suggests such origin.[4]

• (Tokyo) は​かせ [háꜜkàsè] (Atamadaka – [1])[1][2][3]
• IPA^(key): [ha̠ka̠se̞]

博(はか)士(せ) • (hakase) 

1. (history) a court academician
2. a doctor (person who has attained a doctorate)
   • 1988 July 30 [Jul 25 1984], Fujiko F. Fujio, “ニューイヤー星(せい)調(ちょう)査(さ)行(こう) [Expedition to Planet New Year]”, in ポストの中の明日 [Tomorrow in the Letterbox] (藤子不二雄少年SF短編集; 2), volume 2 (fiction), 10th edition, Tokyo: Shogakukan, →ISBN, page 108:

     ロッシュ博(はか)士(せ)。あなたはうれしくないんですか。

     Rosshu Hakase. Anata wa ureshiku nai n desu ka.

     Dr. Roche. Are you not enjoying yourself?

3. an expert

• 博(はか)士(せ)論(ろん)文(ぶん) (hakase ronbun, “doctoral thesis”)

• → Kanakanabu: hakasi
• → Paiwan: hakasi
• → Saaroa: hakasi
• → Sakizaya: hakasi

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

博(ひろ)士(し) • (Hiroshi) 

1. a male given name

博士 or 博士 or 博士 • (baksa or McCune-Reischauer: paksa or Yale: pakqsa) (hangeul 박사)

1. Hanja form^? of 박사 (“doctor”).

博士

1. chữ Hán form of bác sĩ (“medical doctor; physician”).