理论

• Pinyin: lǐ lùn
• Hanzi breakdown: 理 = 王 (jade) + 里 (village), meaning reason or logic; 论 = 讠(speech) + 仑 (order), meaning to discuss in an orderly way

Meaning

Theory; theoretical principles. A systematic set of ideas intended to explain something.

Used in academic, scientific, and intellectual contexts. Can also be used colloquially to mean to argue or to reason with someone (跟他理论 = to argue it out with him). In daily speech, 理论上 means in theory or theoretically. Common in discussions about study, science, and ideas.

Examples

1. 理论和实际有时候不太一样。 Theory and reality are sometimes quite different.
2. 老师给我们讲了一个新的理论。 The teacher explained a new theory to us.
3. 理论上这个方法应该是对的。 In theory, this method should be correct.

Usage Guide

Context: academic, science, discussion

Tone: intellectual

Do Say

• 这个理论很有道理。(This theory makes a lot of sense.)
• 我们需要把理论和实践结合起来。(We need to combine theory with practice.)

Don't Say

• 我有一个理论你很好。(Don't use 理论 for casual opinions — 理论 implies a systematic framework. For simple opinions say 我觉得 instead.)

Origin & History

理 means reason or principle; 论 means to discuss or discourse. Together: a reasoned discussion — a theory arrived at through logical reasoning.

Cultural Context

Generation: All ages

Social background: Universal