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logic (n.)

14世纪中叶, logike ,"哲学的一个分支,论述思维的形式;区分真假推理的科学",来自古法语 logique (13世纪),来自拉丁语 (ars) logica "逻辑",来自希腊语 (he) logike (techne) "(the)推理(艺术)",来自fem. of logikos "与说话或推理有关"(也有"与言语有关"),来自 logos "理由、观念、词语"(见 Logos )。以前也有 logick 。有时以前是复数,如 ethics ,但不常用。意为"逻辑论证",出自17世纪 。嗟乎 logic-chopper "诡辩,在论证中使用微妙区别的人"出自1846年。

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Definitions of logic from WordNet

logic (n.)
the branch of philosophy that analyzes inference;
logic (n.)
reasoned and reasonable judgment;
it made a certain kind of logic
logic (n.)
the principles that guide reasoning within a given field or situation;
economic logic requires it
by the logic of war
logic (n.)
the system of operations performed by a computer that underlies the machine's representation of logical operations;
logic (n.)
a system of reasoning;
Synonyms: logical system / system of logic
From wordnet.princeton.edu