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boil-off

[ boil-awf, -of ]

noun

  1. Rocketry. any vapor loss from the oxidizer or fuel in a rocket during countdown.
  2. Also called boil·ing-off [boi, -ling-, awf, -, of]. Textiles.
    1. the process of degumming silk.
    2. the process of removing sizing, wax, impurities, etc., from fabric by scouring.


boil off

verb

  1. to remove or be removed (from) by boiling

    to boil off impurities

“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


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Word History and Origins

Origin of boil-off1

First recorded in 1955–60; noun use of verb phrase boil off

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boiling-water reactorboilover