The Japanese dictionary for learners.

Instant search in romaji, kana, kanji, #k [kanji], or components #c [radicals].

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Examples:

理 り

  1. logic; principle; reason
  2. general principle (as opposed to individual concrete phenomenon)
  3. the underlying principles of the cosmos (in neo-Confucianism)

理 ことわり

  1. logic; natural way of things; reason; sense

理由 りゆう N4

  1. excuse; grounds; motive; pretext; reason

理想 りそう N3

  1. ideal; ideals

理解 りかい N3

  1. appreciation; comprehension; understanding
  2. sympathy

理科 りか N2

  1. science (natural sciences and related fields, incl. mathematics, engineering, medicine, etc.)
  2. faculties of science, engineering, medicine, etc. (at a university)
  3. science (as a school subject)

理屈 りくつ N1

  1. logic; reason; theory
  2. (unreasonable) argument; excuse; pretext; strained logic

理性 りせい N1

  1. (one's) sense; reason; reasoning power

理論 りろん N1

  1. theory

理不尽 りふじん

  1. absurd; irrational; outrageous; unreasonable
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What you can look up

A free dictionary built on open data (JMdict, KANJIDIC2, Tatoeba). Try a word like 食べる, a kanji like 水, or find a kanji by its parts in the radical search. New to kana, kanji or JLPT? Read the glossary, or see fudami and its data sources.