Englishfor English speakers
gravity
Noun
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Gravity is the physical force that attracts all matter, for example what makes things fall to the ground.
Because of the Earth's larger size, gravity here is stronger than the pull of gravity on the moon.
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The gravity of a situation is how serious and worrying it is.
I don't think she understands the gravity of her crime.
main
Adjective
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The main thing is the most important or biggest one.
They turned off the main road and saw a small house.
There are many problems, but the main one is money.
what was the main reason for war in Europe in 1914?
main
Noun
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A main is a large pipe or wire that carries gas, water, electricity, etc.
A break in a water main has closed the road.