Meaning & use

cirri

noun·Advanced

Last updated

The plural of cirrus, referring to thin, wispy clouds made of ice crystals that form high in the atmosphere.

See it in a sentence

Streaks of cirri stretched across the evening sky, catching the last orange light.

Pilots watched the cirri thicken as a weather front approached.

A note on using this word

A technical, mostly meteorological term; the singular form 'cirrus' is far more commonly used in everyday speech.

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