English Explanatory Dictionary

preventer

English dictionary entry

Meanings

noun
  1. One who, or that which, prevents.
  2. An arrangement, made with ropes and blocks, that prevents the boom of a sailing boat from performing a jibe.
  3. Any of various lines set up to reinforce or relieve ordinary running or standing rigging.

Word forms

preventer preventers

Etymology

From prevent + -er.

Derived words

blowout preventer
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