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Definitions

American Heritage® Dictionary of the English Language, Fourth Edition

  1. 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.

Wiktionary

  1. 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.

GNU Webster's 1913

  1. 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.

WordNet 3.0

  1. n. (physics) any of several kinds of apparatus that maintain and control a nuclear reaction for the production of energy or artificial elements

Examples

  • “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.”

    Hokas Pokas

  • “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.”

    The Wall Street Journal: Asian Shares Rise on Hopes of Resolution to Greece Debt Woes

  • “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.”

    Ice Station Zebra

  • “The Dolphin's nuclear reactor had to be somewhere.”

    Ice Station Zebra

  • “I'm taking a nuclear reactor through seventeen and I want it for emergency power on this head­quarters! ”

    Behold the Stars

Lists

These user-created lists contain the word ‘nuclear reactor’.

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‘nuclear reactor’ has been looked up 598 times, added to 2 lists, and is not a valid Scrabble word.