POPOLINGTry 14 days free

Learn Japanese

📚

理論

りろん

theory; thesis

noun

Japanesetheory; thesis

Example sentences

  • アインシュタインの相対性理論は世界を変えた。

    Einstein's theory of relativity changed the world.

  • この理論は実際の実験で証明されている。

    This theory has been proven through actual experiments.

Related Japanese words

Reading is not remembering

Popoling schedules reviews so words actually stick — plus speaking practice and guided conversations.

Start free14 days free. No card, no auto-charge.