Sentence:  Since then , <WSD>many</WSD> Protestant denominations have made separate pronouncements , in which they not only approved birth control , but declared it at times to be a religious duty . 
Meaning of the word marked with <WSD> tags:  a quantifier that can be used with count nouns and is often preceded by `as' or `too' or `so' or `that'; amounting to a large but indefinite number