Sentence:  These values give direction to the life of the middle-class man or woman , dictating the methods of child rearing , determining the pattern of community participation , setting the style for the psychiatric treatment of <WSD>middle-class</WSD> illness , and informing the congregational life of the major denominations . 
Meaning of the word marked with <WSD> tags:  occupying a socioeconomic position intermediate between those of the lower classes and the wealthy