Last Updated：2025/11/22

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A toy or a science experiment in which the diver, usually a small glass tube, is placed in a larger container with flexible walls. The diver falls when the large container is pressed, and rises as the pressure is released.

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Cartesian diver

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Source Word

Cartesian diver

Noun

A toy or a science experiment in which the "diver", usually a small glass tube, is placed in a larger container with flexible walls. The "diver" falls when the large container is pressed, and rises as the pressure is released.

Japanese Meaning

大きな可撓性容器内に入れられた小型の「ダイバー」（通常はガラス管など）を使い、容器を押すと中の圧力変化によってダイバーが沈み、圧力を解放すると浮上するという、科学実験やおもちゃとして用いられる装置