Englishfor English speakers
a
Determinative
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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.
secco
adjective
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(art) dry
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(music) dry – sparse accompaniment, staccato, without resonance
secco
noun
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(art) A work painted on dry plaster, as distinguished from a fresco.