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. 指数

    指数

    指し数すう

    index

    KMT4News #5+1NounScience & MathKanji Vocab22 strokes

    しすう

    Noun

    1.
    index, index number, exponent (e.g. in floating-point representation), characteristic

    Stroke 0 / 22

    Speed1.0x

    2の3乗じょうは指し数すうで表あらわすと2³です。

    2 to the power of 3 is expressed as 2³ using an exponent.

    KMT3Science & MathEducation
    株かぶ価か指し数すうが上じょう昇しょうしています。

    The stock price index is rising.

    KMT4Business & FinanceDaily Life
    紫し外がい線せん指し数すうが高たかい日ひは、日ひ焼やけ止どめが必ひつ要ようです。

    On days with a high UV index, sunscreen is necessary.

    KMT4Medicine & HealthWeather & Geography
    地じ震しんの規き模ぼはマグニチュードという指し数すうで示しめされます。

    The magnitude of an earthquake is indicated by an index called Richter scale.

    KMT5Science & MathNature & Environment
    このデータは、消しょう費ひ者しゃ物ぶっ価か指し数すうに基もとづいて分ぶん析せきされました。

    This data was analyzed based on the Consumer Price Index.

    KMT6Business & FinanceScience & Math

    Kanji that make up this word

    指
    ゆび・さ.す・-さ.し…(5)
    finger・point to・indicate・put into・play (chess)…(1)
    数
    かず・かぞ.える・しばしば・せ.める・わずらわ.しい…(6)
    number・strength・fate・law・figures
    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

    • 指
    • 数

    Explore more

    Kanji Vocab dictionary›Browse all entries›