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. Kana Vocab
    3. ユーレカ

    ユーレカ

    ユーレカ

    eureka

    KMT9Study L1NounScience & MathKana Vocab6 strokes

    ユーレカユリイカ

    Noun

    1.
    eureka

    Stroke 0 / 6

    Speed1.0x

    問もん題だいが解かい決けつした時とき、「ユーレカ!」と叫さけんだ。

    When the problem was solved, I shouted "Eureka!"

    KMT7Daily LifeEmotions & Psychology
    長なが年ねんの研けん究きゅうの末すえ、ついに彼かれは「ユーレカ!」と叫さけぶ発はっ見けんをした。

    After many years of research, he finally made a discovery that made him shout "Eureka!"

    KMT9Science & MathEducation
    アルキメデスが風ふ呂ろで浮ふ力りょくの原げん理りを発はっ見けんした時ときの「ユーレカ」は有ゆう名めいだ。

    Archimedes' "Eureka" moment when he discovered the principle of buoyancy in the bath is famous.

    KMT9Science & MathHistory
    科か学がく者しゃたちは、新あたらしい治ち療りょう法ほうを見みつけるために、日ひ々び「ユーレカ」の瞬しゅん間かんを求もとめている。

    Scientists are daily seeking "Eureka" moments to find new treatments.

    KMT9Science & MathMedicine & Health
    その瞬しゅん間かん、彼かれの頭あたまの中なかで全ぜんてのピースが繋ぶのピースがつながり、「ユーレカ」という閃ひらめきが走はしった。

    At that moment, all the pieces connected in his mind, and a "Eureka" moment of inspiration struck him.

    KMT10Emotions & PsychologyScience & Math

    Kana that make up this word

    ユ
    yu
    ー
    long vowel
    レ
    re
    カ
    ka
    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

    • ユ
    • ー
    • レ
    • カ

    Explore more

    Kana Vocab dictionary›Browse all entries›