fer de lance








noun

  1. a large pit viper, Bothrops atrox, of tropical America.

noun

  1. a large highly venomous tropical American snake, Trimeresurus (or Bothops) atrox, with a greyish-brown mottled coloration: family Crotalidae (pit vipers)
n.

large poisonous snake of American tropics, 1880, from French, “lance-head,” literally “iron of a lance.” So called for its shape.

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