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恒数 (こうすう) Japanese meaning | Kotomora

恒こう数すう

こ

う

す

う

Meanings

1

noun

Scientific term for a fixed value, such as in mathematics or physics. Less common than 定数 in everyday technical use.

この式しきでは、πは恒こう数すうとして扱あつかわれる。
In this formula, π is treated as a constant.

Kanji

恒constancy, always
数number, strength, fate

Similar words

定てい数すう
定数 is the more common term for 'constant' in mathematics and science. 恒数 is a less frequent synonym, sometimes used in older or more formal contexts.

Etymology

Compound of 恒 (constant, unchanging) and 数 (number). The exact historical derivation is uncertain, but the kanji combination directly conveys the meaning of a fixed numerical value.