roche

rock (geological)

noun ROSH Rare

Origin: Late Latin rocca

Usage Note

Roche refers to rock as a geological material or mass (une roche volcanique — 'a volcanic rock'). The more familiar word rocher (masculine) means a large individual rock or boulder. The expression clair comme de l'eau de roche ('clear as spring water') means 'crystal clear'.

Examples

"Cette falaise est faite de roche calcaire."

Natural Translation

This cliff is made of limestone rock.

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