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sedimentary
/ ˌsɛdɪˈmɛntərɪ /
adjective
- characteristic of, resembling, or containing sediment
- (of rocks) formed by the accumulation and consolidation of mineral and organic fragments that have been deposited by water, ice, or wind Compare igneous metamorphic
sedimentary
/ sĕd′ə-mĕn′tə-rē /
- Relating to rocks formed when sediment is deposited and becomes tightly compacted. Depending on the origin of the sediments they contain, sedimentary rocks are classified as clastic sedimentary rocks, chemical sedimentary rocks, or evaporites. Sandstone and conglomerate, for example, consist of fragments of broken preexisting rocks or minerals and are classified as clastic sedimentary rocks. Limestone forms from the precipitation of calcium carbonate through water and is classified as a chemical sedimentary rock. Gypsum and halite deposits form through the evaporation of mineral-rich water and are classified as evaporites.
Derived Forms
- ˌsediˈmentarily, adverb
Other Words From
- sed·i·men·tar·i·ly [sed-, uh, -m, uh, n-, tair, -, uh, -lee, sed, -, uh, -m, uh, n-ter-], adverb
- unsed·i·men·tari·ly adverb
- unsed·i·menta·ry adjective
Word History and Origins
Origin of sedimentary1
Example Sentences
Comparing the findings of the 1964 earthquake core samples to samples deeper in the coastal stratigraphy, the research team discovered sedimentary and diatom evidence of three other instances where the splay fault ruptured.
Collisions between tectonic plates buried these sedimentary rocks deep in the Earth's crust where radiogenic heat released by the shale triggered melting of the lower crust.
One thing about the PVP that delights Coffey is that it is composed of all three kinds of rock — sedimentary, metamorphic and igneous.
The study focuses on 15 middle-Devonian sedimentary rock samples from the Appalachian basin in the U.S.
The researchers identified fossilised plants and plant debris, fossilised tree logs, traces of roots and sedimentary structures, preserved within the sandstone.
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