Englishfor English speakers
a
Determinative
—
A is used when the following word could be any of a certain type.
Compare "A book I saw on the shelf" and "The book I gave you yesterday".
a
Noun
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A is the first letter of the alphabet.
The letter "a" comes before "b".
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In some schools, an A is a very high grade.
Ron got an A on his earth science test.
Sim
properNoun
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A male given name, diminutive of Simon and Simeon.
—
} derived from the given name.
Sim
noun
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(video games) Any of the characters in the video game The Sims, which simulates aspects of a human social environment.
sim
noun
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(informal) A simulation or simulator.