Sentence:  These data are not of the precision obtainable by the methods previously mentioned , but the vast number of approximate values available will be useful in <WSD>many</WSD> areas . 
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