Pernicious Per*ni"cious, a. [L. perniciosus, from pernicies destruction, from pernecare to kill or slay outright; per + necare to kill, slay: cf. F. pernicieux. Cf. {Nuisance}, {Necromancy}.] Having the quality of injuring or killing; destructive; very mischievous; baleful; malicious; wicked. [1913 Webster]

Let this pernicious hour Stand aye accursed in the calendar. --Shak. [1913 Webster]

Pernicious to his health. --Prescott. [1913 Webster]

Syn: Destructive; ruinous; deadly; noxious; injurious; baneful; deleterious; hurtful; mischievous. [1913 Webster] -- {Per*ni"cious*ly}, adv., -- {Per*ni"cious*ness}, n. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • perniciously — pernicious ► ADJECTIVE ▪ having a harmful effect, especially in a gradual or subtle way. DERIVATIVES perniciously adverb perniciousness noun. ORIGIN Latin perniciosus destructive …   English terms dictionary

  • perniciously — adverb see pernicious …   New Collegiate Dictionary

  • perniciously — See pernicious. * * * …   Universalium

  • perniciously — adverb In a pernicious manner …   Wiktionary

  • perniciously — pÉ™(r) nɪʃəslɪ adj. destructively, harmfully; malignantly; evilly, wickedly …   English contemporary dictionary

  • perniciously — per·ni·cious·ly …   English syllables

  • perniciously — adverb 1. in a noxiously baneful way this banefully poisoned climate • Syn: ↑banefully • Derived from adjective: ↑pernicious, ↑baneful (for: ↑banefully) 2. in a har …   Useful english dictionary

  • pernicious — perniciously, adv. perniciousness, n. /peuhr nish euhs/, adj. 1. causing insidious harm or ruin; ruinous; injurious; hurtful: pernicious teachings; a pernicious lie. 2. deadly; fatal: a pernicious disease. 3. Obs. evil; wicked. [1515 25; < L… …   Universalium

  • banefully — adverb in a noxiously baneful way this banefully poisoned climate • Syn: ↑perniciously • Derived from adjective: ↑pernicious (for: ↑perniciously), ↑baneful …   Useful english dictionary

  • insidiously — adverb in a harmfully insidious manner (Freq. 2) these drugs act insidiously • Syn: ↑perniciously • Derived from adjective: ↑pernicious (for: ↑perniciously), ↑insi …   Useful english dictionary

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