The Open Dictionary

diameter

名詞

UK/daɪˈæm.ɪ.təʳ/
US/daɪˈæm.ə.t̬ɚ/

定義 diameter 名詞

  1. CountableUncountable

    A straight line segment that passes through the center of a circle or sphere, with endpoints on the perimeter.

    • The diameter of this circle is 10 centimeters.

    • The diameter of the tire determines the size of the wheel.

    • The pipe has a diameter of three inches.