'Preventer' definitions:

Definition of 'Preventer'

From: GCIDE
  • Preventer \Pre*vent"er\, n.
  • 1. One who goes before; one who forestalls or anticipates another. [Obs.] --Bacon. [1913 Webster]
  • 2. One who prevents or obstructs; a hinderer; that which hinders; as, a preventer of evils or of disease. [1913 Webster]
  • 3. (Naut.) An auxiliary rope to strengthen a mast. [1913 Webster]
  • Preventer bolts, or Preventer plates (Naut.), fixtures connected with preventers to re["e]nforce other rigging.
  • Preventer stay. (Naut.) Same as Preventer, 3. [1913 Webster]