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. 正

    正

    正せい

    (logical) true

    N3KMT2News #4+1CoreScience & MathKanji Vocab5 strokes

    せい

    Noun, Particle

    1.
    (logical) true, regular

    Numeric

    2.
    10^40, ten duodecillion

    Noun, Particle

    3.
    original
    abbreviation
    4.
    positive, greater than zero
    mathematics

    Noun

    5.
    thesis (in dialectics)
    philosophy

    Stroke 0 / 5

    Speed1.0x

    答こたえは正せい解かいです。

    The answer is correct.

    KMT2Core ConceptsEducation
    数すう学がくでは、正せいの数すうと負ふの数すうがあります。

    In mathematics, there are positive numbers and negative numbers.

    KMT2Science & MathEducation
    物ぶつ理り学がくでは、正せいの電でん荷かと負ふの電でん荷かが引ひき合あいます。

    In physics, positive and negative charges attract each other.

    KMT3Science & Math
    先せん生せいは、正ただしい答こたえに「正せい」のマークをつけました。

    The teacher put a "correct" mark on the right answer.

    KMT3EducationDaily Life
    この論ろん理り回かい路ろは、入にゅう力りょくが正せいの場ば合あいにのみ出しゅつ力りょくします。

    This logic circuit outputs only when the input is true/positive.

    KMT4Science & MathTechnology

    Kanji that make up this word

    正
    ただ.しい・ただ.す・まさ・まさ.に…(7)
    correct・justice・righteous・10**40
    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

    • 正

    Explore more

    Kanji Vocab dictionary›Browse all entries›