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How to say 'Diameter' in Japanese | 直径

Wondering how to say 'Diameter' in Japanese? You're in the right place!

The Japanese word for Diameter is 'Chokkei', written as 直径 in Japanese.'Diameter' in hiragana is ちょっけい.

    word

    直径

    Meaning

    Diameter

    Reading

    ちょっけい

    chokkei

    Kanji

    直Straight, Repair 径Path, Diameter

    Explanation

    The Japanese noun '直径 (ちょっけい)' refers to the 'diameter' of a circle or sphere, which is the length of a straight line passing from one side to the other through the center. It is commonly used in mathematical, engineering, and everyday contexts. For example: The diameter of this circle is 10 cm「この円の直径は10センチです」(このえんのちょっけいは10センチです). Please measure the diameter of the pipe「パイプの直径を測ってください」(パイプのちょっけいをはかってください). This word is specific to the concept of diameter and does not have unrelated meanings.

    Part Of Speech

    noun

    Kanji JLPT

    N1

    Kanji Grade

    4

    Frequency

    7297

    Composition

    kanji

    Handwriting

Kanji in the Word 直径

This word contains 2 kanji characters:

  • kanji

    直

    Meaning

    Straight, Repair

  • kanji

    径

    Meaning

    Path, Diameter

Words Related to 直径 Through the Kanji 直

These 24 Words contain the Kanji 直 as well.

  • word

    直ぐ

    Meaning

    Immediately

  • word

    書き直す

    Meaning

    Rewrite

  • word

    直接

    Meaning

    Directly

  • word

    真っ直ぐ

    Meaning

    Straight

  • word

    正直

    Meaning

    Honest

  • word

    直す

    Meaning

    Correct, Fix

  • word

    直後

    Meaning

    Immediately after

  • word

    直ちに

    Meaning

    Immediately

  • word

    直

    Meaning

    Direct

  • word

    直前

    Meaning

    Just before

  • word

    素直

    Meaning

    Honest

  • word

    垂直

    Meaning

    Vertical

  • word

    直線

    Meaning

    Straight line

  • word

    見直す

    Meaning

    Reconsider, Reassess

  • word

    直面

    Meaning

    Confrontation

  • word

    立ち直る

    Meaning

    Recover

  • word

    やり直し

    Meaning

    Redo

  • word

    やり直す

    Meaning

    Redo

  • word

    直通

    Meaning

    Direct

  • word

    直角

    Meaning

    Right angle

  • word

    見直し

    Meaning

    Review, Revision

  • word

    率直

    Meaning

    Frank, Straightforward

  • word

    直る

    Meaning

    Heal, Fix

  • word

    仲直り

    Meaning

    Reconciliation

Words Related to 直径 Through the Kanji 径

This Word contains the Kanji 径 as well.

  • word

    半径

    Meaning

    Radius

Learn the Word 直径

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What does 'Chokkei' (直径) mean?

'Chokkei' means 'Diameter' .

To help you master this word, here's an interactive lesson where you'll practice its readings and meanings.