Last Updated:2025/11/29
An instrument for drawing geometric curves, in which the movements of a pen or pencil attached to a revolving arm of adjustable length may be indefinitely varied by changing the toothed wheels which give motion to the arm.
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geometric pen
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Source Word
geometric pen
Noun
Japanese Meaning
幾何曲線を描くための描画具。調節可能な長さの回転アームに取り付けられたペンや鉛筆の動きを、歯付き車輪の変更により無限に変化させることができる器具。
( plural )