Sentence:  Government itself was based upon contract ; business organization - the corporation - was <WSD>analyzed</WSD> in contractual terms ; trade was based on freedom of contract , and money was lent and borrowed on contractual terms ; even marriage and the family was seen as a contractual arrangement . 
Meaning of the word marked with <WSD> tags:  make a mathematical, chemical, or grammatical analysis of; break down into components or essential features