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单词 division sign
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division sign
division sign n. Mathematics the symbol ÷, placed between two quantities to indicate that the former is to be divided by the latter.
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the world > relative properties > number > mathematical notation or symbol > [noun] > arithmetic or algebraic symbols > division
division sign1934
a1831 Encycl. Metrop. (1845) I. 483/1 ÷ by, the sign of division.]
1934 Webster's New Internat. Dict. Eng. Lang. at Division The sign ÷, division sign or mark, placed between numerical expressions indicates [etc.].
1957 Encycl. Brit. XV. 76/1 The division sign (÷) used in Great Britain and in the United States comes from an algebra written by Johann H. Rahn.
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