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.
heavyweight
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noun
a professional boxer who weighs more than 190 pounds
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noun
a wrestler who weighs more than 214 pounds
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noun
an amateur boxer who weighs no more than 201 pounds
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noun
(= giant)
a very large person; impressive in size or qualities
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noun
(= colossus)
a person of exceptional importance and reputation