Definition of blowout preventer in English:

blowout preventer

Syllabification: blow·out pre·vent·er


  • A heavy valve or assembly of valves fitted at the top of an oil well during drilling and closed in the event of a blowout.
    More example sentences
    • The safety of oil drilling depends on the reliability of a blowout preventer.
    • There is now an ROV in the water 24/7, keeping careful watch over the relief well's blowout preventer.
    • You may have been the first person to detect a problem with that blowout preventer.

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day astrogation
Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
(in science fiction) navigation in outer space