Englishfor English speakers
field
Noun
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A field is an open area of land that can be used for many different things, from sports to crop-growing.
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A field is an area of study or work.
He was an expert in the field of American history.
field
Verb
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If you field something, you answer it; you address it.
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If you field the team, you place them in the game.
geology
Noun
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Geology is the science that studies the earth. In geology you might learn about how mountains are made or how continents move. This is sometimes used for similar things on other planets.
Geology is not required for most students.
The geologies of different types of mountains tell why they look different.
The geology of Mars is different from that of Earth because Mars does not have a liquid center.