sedimentary rock

NOUN

rock formed from sediment

Synonyms

WEAK

chalk chemical sedimentary rock clastic rock conglomerate limestone lithified sediment mechanical sedimentary rock nonclastic rock sandstone shale stratified rock

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

For centuries, Lake Maracaibo’s environs were known for natural seepage of oil rising to the surface from sedimentary rock, a phenomenon also seen in sites like Los Angeles’ La Brea Tar Pits.

From Los Angeles Times • Feb. 15, 2026

Shale is, after all, the most common sedimentary rock and found all over the world.

From The Wall Street Journal • Feb. 10, 2026

The study focuses on 15 middle-Devonian sedimentary rock samples from the Appalachian basin in the U.S.

From Science Daily • Apr. 15, 2024

But which sedimentary rock is that metamorphic rock derived from, hmm?

From Slate • Jan. 12, 2024

Many granitic and volcanic landscapes are variegated in places by accidental beds of sedimentary rock; and conversely occasional sedimentary landscapes are set off by intrusions of igneous rocks.

From The Book of the National Parks by Yard, Robert Sterling