Words similar to theory

Example sentences for: theory

How can you use “theory” in a sentence? Here are some example sentences to help you improve your vocabulary:

Also, an article predicts that smart cards, a microchip-laden credit/debit card, already popular in Europe, will soon catch on in America: "In theory, a single smart card could replace a fistful of credit and debit cards, serve as a driver's license, store a person's medical history, feed a parking meter, and function as a tamperproof personal ID encoded with an individual's fingerprint."
One theory holds that young white girls (unlike young black girls) subscribe to a cult of thinness, and smoke to block their appetite.
With the diaries, she was writing solely for herself (at least in theory) and sometimes became a little sloppy or redundant, as we will in purely personal jottings or first drafts.
In fact, another theory of cute machines holds that not only are they not downscale, they're aimed at the high end of the market.
Bell wants to salvage the theory by introducing distinctions and complications.