The Oxford English Dictionary has revised the 'senses" of 285,403 words, from a total of 796,591 ‘senses’.   According to Graeme Diamond, OED's principle editor of "new words" (yup that's his title), "... sense means 'distinct meaning'.  For example the entry for 'muffin top' has two senses: the first one is obviously "the top of a muffin", […]