〘noun〙① A sign. A mark used to check the relationship between things. Simple letters and other figures used as a mark for searching things. A symbol. ※Ranto Shishiji (1815), Vol. 1 "In order to add a symbol, a cross was drawn inside a circle and placed there." ② A mark established to convey certain information or represent a certain matter. It can be a mark other than letters, or a mark that uses letters. Telegraph code, Morse code, repeating code, punctuation code, etc. ※Shogaku Kagaku Sho (1874), Ministry of Education, Vol. 3 "The signs O and Hg do not simply refer to indefinite oxygen or mercury in general." ③ In mathematics, the symbols that represent positive and negative numbers, i.e. the positive sign "+" and the negative sign "-". [Revised and Supplemented Philosophical Vocabulary (1884)] Source: The Selected Edition of the Japanese Language Dictionary About the Selected Edition of the Japanese Language Dictionary Information |
〘名〙① しるし。相互の関連をつきあわせるためにつけておく目じるし。事物検索の目じるしとしてつけておく簡単な文字、その他の図形。あいじるし。※蘭東事始(1815)上「先符号を付置べしとて、丸の内に十文字を引きて記し置たり」② ある情報を伝えたり、ある事柄を表わしたりするためにきめられたしるし。文字以外のしるしによる場合もあり、文字を利用したしるしによる場合もある。電信符号、モールス符号、くり返し符号、句切り符号など。※小学化学書(1874)〈文部省〉三「O或はHgの符号は徒に汎く定なき酸素或は水銀を称ふるに非ずして」③ 数学で、正の数、負の数を表わす記号、すなわち、正号「+」および負号「-」のこと。〔改訂増補哲学字彙(1884)〕
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