祖

祖 U+FA50, 祖 CJK COMPATIBILITY IDEOGRAPH-FA50 ← 祐 [U+FA4F] CJK Compatibility Ideographs 祝 → [U+FA51]

祖 (Kangxi radical 113, 示+5, 9 strokes, cangjie input 戈火月一 (IFBM), four-corner 3721₀, composition ⿰礻且(GHTJV) or ⿰示且(K))

• 𰂩 鎺 䔃 𭉷 𣗿 𤍄 𬠢 𥜀 𡏄 𱸓

• Kangxi Dictionary: page 841, character 18
• Dai Kanwa Jiten: character 24664
• Dae Jaweon: page 1260, character 1
• Hanyu Da Zidian (first edition): volume 4, page 2391, character 4
• Unihan data for U+7956

• Unihan data for U+FA50

• Unihan data for U+2F953

Historical forms of the character 祖
Shang	Western Zhou	Shuowen Jiezi (compiled in Han)	Liushutong (compiled in Ming)
Oracle bone script	Bronze inscriptions	Small seal script	Transcribed ancient scripts

Phono-semantic compound (形聲／形声, OC *ʔsaːʔ) : semantic 示 + phonetic 且 (OC *sʰjaːʔ, *ʔsa). Specialization of 且. See there for more.

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium. Particularly: “please compare with Arakanese အဇူအဇာ (ancestors, forefathers)”)

“to Zucc”

Short for 祖克柏 (Zǔkèbó, “(Mark) Zuckerberg”), from English Zuckerberg.

祖

1. ancestor; forebear; forefather

   祭祖  ―  jìzǔ  ―  to offer sacrifices to one's ancestors

   1. One of the two suffixes of emperors' temple names.

      Coordinate term: 宗 (zōng)

2. grandparent; grandfather or grandmother

   祖父  ―  zǔfù  ―  paternal grandfather

   • 吾祖死於是，吾父死於是，今吾嗣為之十二年，幾死者數矣。 [Classical Chinese, trad.]
     吾祖死于是，吾父死于是，今吾嗣为之十二年，几死者数矣。 [Classical Chinese, simp.]

     From: 8th–9th century, Liu Zongyuan, 捕蛇者說

     Wú zǔ sǐ yú shì, wú fù sǐ yú shì, jīn wú sì wéi zhī shí'èr nián, jī sǐ zhě shù yǐ. [Pinyin]

     (please add an English translation of this usage example)

3. founder
4. (literary) to follow the example of; to pattern after

   • 秦王必祖張儀之故智。 [Classical Chinese, trad.]
     秦王必祖张仪之故智。 [Classical Chinese, simp.]

     From: The Records of the Grand Historian, by Sima Qian, c. 91 BCE

     Qín wáng bì zǔ Zhāng Yí zhī gùzhì. [Pinyin]

     (please add an English translation of this usage example)

5. (Internet slang, usually passive voice) to ban someone on Facebook; to Zucc
6. a surname. Zu

   祖沖之／祖冲之  ―  Zǔ Chōngzhī  ―  Zu Chongzhi (Chinese astronomer and mathematician during the Liu Song and Southern Qi dynasties)

7. (Cantonese) A transliteration of the English male given name Joe

• “祖”, in 漢語多功能字庫 (Multi-function Chinese Character Database)‎^[2], 香港中文大學 (the Chinese University of Hong Kong), 2014–

Shinjitai	祖
Kyūjitai [1]	祖 祖 or 祖+︀?
	祖󠄁 祖+󠄁? (Adobe-Japan1)
	祖󠄃 祖+󠄃? (Hanyo-Denshi) (Moji_Joho)
The displayed kanji may be different from the image due to your environment. See here for details.

(Fifth grade kyōiku kanji, shinjitai kanji, kyūjitai form 祖)

1. founder, ancestor

• Go-on: そ (so, Jōyō)
• Kan-on: そ (so, Jōyō)
• Kun: おや (oya, 祖)、じじ (jiji, 祖)、はじめ (hajime, 祖め)
• Nanori: おや (oya)、さき (saki)、のり (nori)、はじめ (hajime)、ひろ (hiro)、もと (moto)

From Middle Chinese 祖 (tsu^X, “ancestor”).

• (Tokyo) そ [sóꜜ] (Atamadaka – [1])^[2][3]
• IPA^(key): [so̞]

祖(そ) • (so) 

1. ancestor

From Middle Chinese 祖 (MC tsuX). Recorded as Middle Korean 조〮 (cwó) (Yale: cwo) in Hunmong Jahoe (訓蒙字會 / 훈몽자회), 1527.

Korean Wikisource has texts containing the hanja:

祖

Wikisource

祖 (eumhun 할아버지 조 (harabeoji jo))

1. hanja form^? of 조 (“grandfather; ancestor”)

• 국제퇴계학회 대구경북지부 (國際退溪學會 大邱慶北支部) (2007). Digital Hanja Dictionary, 전자사전／電子字典. [3]

祖

1. chữ Hán form of tổ.