Definition, Meaning & Synonyms

bell-jar

noun

/ˈbelˌjɑːr/

Definition

A bell-jar is a glass container that is shaped like a dome and is used to cover or protect items, often in a laboratory or display setting.

Examples

The scientist placed the delicate flower under a bell-jar to keep it fresh.
In the experiment, the bell-jar was used to demonstrate the principles of air pressure.
She displayed her antique collections under a bell-jar to protect them from dust.

Meaning

The term refers to a transparent vessel that creates a vacuum when placed over an object, commonly used to preserve specimens or create specific environments for experiments.