Explore Words Kanji Grammar Guides

Copyright © 2026 Kotomora. All Rights Reserved.

Get the Kotomora apps for iOS and Android.

Explore Words Kanji Grammar Guides About Support Privacy

Copyright © 2026 Kotomora. All Rights Reserved.

交換子 (koukanshi) Japanese meaning: commutator | Kotomora

交こう換かん子し

こ

う

か

ん

し

Meanings

1

Physics term for an operator that measures the non-commutativity of two given operators.

量りょう子し力りき学がくでは、位い置ちと運うん動どう量りょうの

Kanji

交mingle, mixing, association
換interchange, period, change
子child, sign of the rat, 11PM-1AM

Built from

交こう換かん+

交こう

換かん

子し

は

ゼロ

で

は

ない

。

In quantum mechanics, the commutator of position and momentum is non-zero.

子し

Etymology

From 交換 (exchange) + 子 (element/operator), a calque of English 'commutator'.