lithosphere

noun/ˈlɪθəˌsfɪr/

Frequency rank: #19,373 most common English word

Meaning

The solid outer layer of the Earth, consisting of the crust and upper mantle.

Illustration for the English word “lithosphere”

Example sentence

Tectonic plates move slowly because they are part of the rigid lithosphere that covers our planet.

Synonyms & related words

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