Sentence:  This continued <WSD>most</WSD> of the week following that ill-starred trip to church , during which period Mike stayed in his room and usually in a trance so deep that Jubal would have pronounced him dead had he not seen it before . 
Meaning of the word marked with <WSD> tags:  the superlative of `much' that can be used with mass nouns and is usually preceded by `the'; a quantifier meaning the greatest in amount or extent or degree