a nuclear reactor using little or no moderator, fission being caused by fast neutrons
Gearhead Slang For The Fast LaneCan you speak car slang? Here are some words the gearhead (or "car fanatic") in your life probably knows and uses at weekly car meets or on the forum.
Where Did The Phrase “Fast And The Furious” Come From?The continued box office success of the Fast and the Furious franchise gives moviegoers and word-lovers something to cheer about. Beyond the stunning action sequences, though, audiences, including us, actually really enjoy the title itself.
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012