Click any word in a definition or example to find the entry for that word
90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.
Lab lit is not science fiction, and in my opinion it’s not historical fiction about actual scientists ... Instead, in the Web site’s words, it “depicts realistic scientists as central characters and portrays fairly realistic scientific practice or concepts, typically taking place in a realistic — as opposed to speculative or future — world.”
be reversed; be as if it had never happenedadd a word