Kumi logo
    Kumi

    Learn Japanese. Where understanding folds into fluency.

    Dictionary

    KanjiKanji vocabularyKana vocabularyKanaRadicalsGrammarJLPT N5

    Learn

    GuidesStart where you areWhat is KMT?RoadmapFAQ

    Connect

    EmailDiscordInstagramThreadsTikTokYouTubeLinkedInBlueskyX

    Newsletter

    Start learning free →

    Free forever tier. No card required.

    © 2026 Kumiai Inc. All rights reserved.

    AboutFAQContactStatusPrivacyTermsAttributions
    Dictionary
    1. Dictionary
    2. Kanji Vocab
    3. 天文単位

    天文単位

    天てん文もん単たん位い

    astronomical unit

    NTNounScience & MathKanji Vocab24 strokes

    てんもんたんい

    Noun

    1.
    astronomical unit, AU
    astronomy

    Stroke 0 / 24

    Speed1.0x

    Kanji that make up this word

    天
    あまつ・あめ・あま-…(7)
    heavens・sky・imperial
    文
    ふみ・あや…(5)
    sentence・literature・style・art・decoration…(3)
    単
    ひとえ…(1)
    simple・one・single・merely
    位
    くらい・ぐらい…(2)
    rank・grade・throne・crown・about…(1)
    Kumi logo

    Track your mastery

    Kumi's KMT system tracks your mastery across kanji, vocabulary, grammar, and reading. Create a free account to use it on 220,000+ concepts.

    Related concepts for this entry

    Used in vocabulary

    • 天
    • 文
    • 単
    • 位

    Explore more

    Kanji Vocab dictionary›Browse all entries›