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理論

简理论 · 繁理論

Mandarin · pinyin lǐ lùn

theory
Classifier: 個 gè
to argue
to take notice of

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Characters in this entry

理: lǐ · reason, logic; manage
論: Look up this written character
论: lùn · debate; discuss; discourse

Written characters and their own readings; the entry’s pronunciation is shown above.

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Mandarin tones

3–4 · li3 lun4

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Read this spelling in Classical texts

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理論 · find source passages ↗ · 理论 · find source passages ↗

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Rime Cantonese 粵拼

lei5 leon6

Cantonese word readings for 理論. This lexicon supplies readings, not definitions.

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Wiktionary English definitions · Chinese section

Independent source senses for this spelling, with usage labels retained. Not matched to the pronunciation above.

noun

(mathematics, physics, literary, politics, etc.) theory
theory (as opposed to practice)
reason

verb

to debate; to argue (with)
to reason things out; to judge between right and wrong
(obsolete) to look after; to tend; to be in charge of

adj

(attributive) theoretical

Source page · dump 2026-09-02 · Contributors & history

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