bell jar

noun

1. a bell-shaped glass jar or cover for protecting delicate instruments, bric-a-brac, or the like, or for containing gases or a vacuum in chemical experiments.

bell jar

noun

1. a bell-shaped glass cover used to protect flower arrangements or fragile ornaments or to cover apparatus in experiments, esp to prevent gases escaping

Word History and Origins

Origin of bell jar¹

First recorded in 1875–80

Example Sentences

However, as she feared, The Bell Jar appeared to indifferent notices and the launch—which Ted attended—was rather low-key.

From The Daily Beast

He was too busy watching something inside the bell jar even to notice that they existed.

From Project Gutenberg

Sounds continue to come from an alarm clock even though it is placed under a bell jar.

From Project Gutenberg

A three-way tap is let horizontally into the vertical tube just above its junction with the bell jar.

From Project Gutenberg

In the very middle of the bell-jar of visibility granted them all at once, stood a black rectangular object.

From Project Gutenberg

A glass tube brings it into communication with a bell jar full of water on the shelf of the pneumatic trough.

From Project Gutenberg