Pernicious
1pernicious — pernicious, baneful, noxious, deleterious, detrimental are comparable when they mean exceedingly harmful but they differ as to the kind and extent of the potential for harm. Something is either pernicious or baneful which is irreparably harmful… …
2pernicious — [pər nish′əs] adj. [Fr pernicieux < L perniciosus < pernicies, destruction < pernecare, to kill < per, thoroughly + necare, to kill: see NECRO ] 1. causing great injury, destruction, or ruin; fatal; deadly 2. Rare wicked; evil… …
3Pernicious — 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… …
4Pernicious — Per*ni cious, a. [L. pernix, icis.] Quick; swift (to burn). [R.] Milton. [1913 Webster] …
5pernicious — I adjective adverse, affliciting, baleful, baneful, brutal, calamitous, catastrophic, corrosive, crippling, cruel, damaging, deadly, death bringing, death dealing, deathful, deathly, deleterious, destructive, detrimental, devouring, diabolic,… …
6pernicious — 1520s, from M.Fr. pernicios (13c., Fr. pernicieux), from L. perniciosus destructive, from pernicies destruction, death, ruin, from per completely + necis violent death, murder, related to necare to kill, nocere to hurt, injure, harm, noxa …
7pernicious — [adj] bad, hurtful baleful, damaging, dangerous, deadly, deleterious, destructive, detrimental, devastating, evil, fatal, harmful, iniquitous, injurious, killing, lethal, maleficent, malevolent, malicious, malign, malignant, miasmatic, miasmic,… …
8pernicious — ► ADJECTIVE ▪ having a harmful effect, especially in a gradual or subtle way. DERIVATIVES perniciously adverb perniciousness noun. ORIGIN Latin perniciosus destructive …
9pernicious — I (New American Roget s College Thesaurus) adj. malign, ruinous, poisonous, detrimental, injurious, harmful; wicked. See badness. II (Roget s IV) modif. Syn. harmful, deleterious, detrimental, noxious, baneful, damaging, prejudicial, ruinous,… …
10pernicious — adjective Etymology: Middle English, from Anglo French, from Latin perniciosus, from pernicies destruction, from per + nec , nex violent death more at noxious Date: 15th century 1. highly injurious or destructive ; deadly 2. archaic wicked •… …
