boil-off

American  

[boil-awf, -of] / ˈbɔɪlˌɔf, -ˌɒf /

noun

1. Rocketry. any vapor loss from the oxidizer or fuel in a rocket during countdown.

2. Also called boiling-off.  Textiles.

   1. the process of degumming silk.

   2. the process of removing sizing, wax, impurities, etc., from fabric by scouring.

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boil off British  

verb

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

   to boil off impurities

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Etymology

Origin of boil-off

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

Example Sentences

If the maximum pressure is exceeded, the helium escapes—a process known in industry parlance as “boil-off.”

From The Wall Street Journal

Given the chance, liquid hydrogen will "boil-off" and escape as a gas - potentially becoming a hazard.

From BBC

Likewise, while current MRI machines do use up to 1000 liters of helium in their cryostats, "they do not let it evaporate as they did a decade ago; they recycle it. Therefore there is no need to regularly fill these scanners," which are known as "'zero boil-off' magnets."

From Salon

ULA will also get $2 million for technology to reduce cryogenic fuel boil-off and $1.9 million to demonstrate the midair retrieval of a vehicle coming back to our planet from orbital velocity.

From Scientific American

This is a zone where there can be sufficient solar heating to cause the ‘boil-off’, or sublimation, of solid ice into the vacuum of space.

From Scientific American