noun

flask

flask, thermos, hip flask

The scientist used a flask in the experiment.

The scientist used a flask in the experiment.

He took a sip of coffee from his flask.

He took a sip of coffee from his flask.

((a flask)) ((of sth.)) a container for liquids She carried a flask of water.

Synonyms: bottle, container, vessel, thermos, canteen

From Old Norse 'flaska' meaning 'bottle, flask', related to the German 'Flasche' and English 'bottle'.

A flask can be a glass container for science (like a beaker) or a metal container for drinks (like a thermos). Think of a scientist's lab or a hiker's backpack.

This page is designed for learning support. Please use it as a learning reference, not as a formal reference.