Equivocation
Equivocation is when a word is used in two different senses in an argument. Take for example the following syllogism: A hamburger is better than nothing Nothing is better than good health Therefore a hamburger is better than good health The word 'nothing' has two meanings. In the first line it means the absence of something. In the second line it refers to a range of things, as in: 'of all the good things in life,...