noun
Used in classical or formal contexts; in modern Japanese, 子 is usually read こ for 'child'.
古い文献では「子」を「し」と読んで男の子を指すことがある。
In old texts, 子 is sometimes read し and refers to a boy.
noun
viscount
Abbreviation of 子爵 (ししゃく). Used in historical or peerage contexts.
See also: 子爵
彼の先祖は子だったと聞いた。
I heard his ancestor was a viscount.
noun
master; founder of a school of thought (esp. Confucius)
Honorific title for great thinkers, especially Confucius (孔子). Also used for founders of philosophical schools.
孔子は「子」と尊称される。
Confucius is honorifically called 子.
noun
masters and philosophers (category of Chinese classical literature)
Refers to the 'masters' category in Chinese classics, as in 諸子百家 (the Hundred Schools of Thought).
See also: 諸子百家
諸子百家の「子」は思想家を意味する。
The 子 in 諸子百家 means thinkers or philosophers.
pronoun
Archaic second-person pronoun used among equals. Not used in modern Japanese.
漢文では「子」を二人称として使うことがある。
In classical Chinese texts, 子 is sometimes used as a second-person pronoun.
noun, used as a suffix
-er (suffix for a person devoted to something)
Noun suffix indicating a person characterized by the preceding word, often with a nuance of spending all their time on it. E.g., 遊び子 (playboy).
彼は遊び子で、毎晩クラブに行っている。
He's a playboy and goes to clubs every night.
counter
counter for played stones (go)
Used in the game of Go to count stones played. See also 目 (もく).
See also: 目 (もく)
この対局では、黒が3子多い。
In this game, Black has three more stones.
The full word for 'viscount'. 子 alone is an abbreviation used in historical contexts.
The reading し is the on'yomi (Sino-Japanese reading) of the kanji 子, derived from Middle Chinese. It appears in many compounds and classical titles.