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1. Suggestive of or related to a viper.
2. Venomous; malicious.

vi′per·ous·ly adv.


(ˈvaɪpərəs) or


1. (Zoology) Also: viperine of, relating to, or resembling a viper
2. malicious
ˈviperously, ˈviperishly adv


(ˈvaɪ pər əs)

1. resembling a viper.
2. pertaining to or characteristic of vipers.
3. venomous.
vi′per•ous•ly, adv.
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References in periodicals archive ?
Men must be shod by Mercury, girt with Saturn's adamantine sword, take the shield from Pallas, the helm from Pluto, and have the eyes of Graea (as Hesiodus armes Perseus against Medusa) before they can cut off the viperous head of benumming ignorance, or subdue their monstrous affections to most beautifull judgement (Chapman, 1875 [1594], p.
Over the course of the weekend, the Jacobson siblings--in the presence of their mother, Roz, the victim of a terminal lung disease--rehearse their lifelong litany of grievances against their "mean, viperous, and unpredictable" father, Julian, a man with an uncanny knack for seeking out and exploiting each child's point of maximum emotional vulnerability.
This was remarkable for a relatively young man in the viperous and caste-conscious community of Kuching's expatriate officials.
Is suicide a response to systemic repressive regulated and controlled systems that are viperous and vicious?
Yet she also possesses the sort of ferocious screen magnetism that has long been evident in her years of solid supporting work, and it's a thrill to watch her finally sink her teeth into the showiest, most substantial role of her career: In any given scene, her Amy can seem vulnerable, aggrieved, calculating, heroic, overmatched, viperous and outright terrifying.
Civil dissension is a viperous worm That gnaws the bowels of the commonwealth.
The pristine refinement of Medusa's skin, her elaborate, viperous coiffure and come-hither haughtier are abstractions; Medusa is a conceptual figure, the embodiment of dangerous femininity, of seductive death.
The "myth" disseminated by the Castle drew on nineteenth-century Czech nationalist narratives, and posited a story familiar to scholars: Czechs were an innately democratic, tolerant, peace-loving, enlightened people living in a viperous Central European neighbourhood otherwise lacking in these virtues.