The English definite article is "the", and the two indefinite articles are "a" and "an". "A" is used before words beginning with a [[consonant]], "an" before words beginning with a [[vowel]]. This distinction is [[phonology|phonological]] — based on the following word as pronounced, not as written; compare, e.g., "an honor" with "a union". | The English definite article is "the", and the two indefinite articles are "a" and "an". "A" is used before words beginning with a [[consonant]], "an" before words beginning with a [[vowel]]. This distinction is [[phonology|phonological]] — based on the following word as pronounced, not as written; compare, e.g., "an honor" with "a union". |