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.
stretto
noun
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(music) The presence of two close or overlapping statements of the subject of a fugue, especially towards the end.
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(music) An acceleration in the tempo of an opera that produces an ending climax.
stretto
adverb
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(music) With gradually increasing speed.
stretto
adjective
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(music) Having gradually increasing speed.