Macmillan Dictionary

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Layers and arrangements of stone or rock

aquifer

noun

a layer of earth or rock that contains water or that water can pass through

bed

noun

a layer of rock that is inside a larger area of rock

bedrock

noun

the solid rock under the ground that supports the soil above it

deposit

noun

a layer of a metal or another substance that has formed in soil or rock

outcrop

noun

a rock, or a group of rocks, that sticks up out of the ground

rock

noun

the hard solid substance that forms part of the Earth’s surface

rocks

noun

a group of rocks along the edge of the land or under the surface of the sea

sediment

noun

a layer of sand, stones, dirt etc that becomes a layer of rock

stepping-stone

noun

a flat piece of rock in a river that you can stand on in order to cross to the other side

stone

noun

the hard substance that rocks are made of, often used for building

stratum

noun

a layer of a particular type of rock

upthrust

noun

a large piece of rock that has moved upwards in a crack in the Earth’s surface

charticle

a news article that consists of a chart … and only has a small amount of text

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Word of the Day

proton

the part of the nucleus of an atom that has a positive electrical charge

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never event

an event that should never occur in a healthcare setting …

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