from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of several devices in which a chain reaction is initiated and controlled, with the resulting heat typically used for power generation and the neutrons and fission products used for military, experimental, and medical purposes. Also called atomic reactor.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any device in which a controlled chain reaction is maintained for the purpose of creating heat (for power generation) or for creating neutrons and other fission products for experimental, medical or other purposes.
from the GNU version of the Collaborative International Dictionary of English
- n. Any of several devices that maintain and control a sustained nuclear fission chain reaction, for the production of energy, heat, or artificial elements, or for research purposes. The main fuel sustaining the reaction and consumed by the process is typically uranium or plutonium.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. (physics) any of several kinds of apparatus that maintain and control a nuclear reaction for the production of energy or artificial elements
Sorry, no etymologies found.
Alex supposed that Brobdingnagians had an innate talent for that kind of engineering; or maybe it was just that they could work on a nuclear reactor as casually as a human could tinker with an aircar engine, and thus acquired a knack for it.
"The market is temporarily relieved that alternative fuel costs will be held down if local governments give in to Kan's request for nuclear reactor restarts," said Naoki Fujiwara, a fund manager at Shinkin Asset Management.
So big had the hull to be to accommodate the huge nuclear reactor that it had internal accommodation equivalent to that of a 3,000-ton surface ship, with three decks instead of the usual one and lower hold found in the conventional submarine.
The Dolphin's nuclear reactor had to be somewhere.
I'm taking a nuclear reactor through seventeen and I want it for emergency power on this headquarters! "