pestilent

adj.

1. Tending to cause death; deadly.
2. Likely to cause an epidemic disease.
3. Infected or contaminated with a contagious disease.
4. Morally, socially, or politically harmful; pernicious. See synonyms at poisonous.
5. Causing annoyance or disapproval.

[Middle English, from Old French, from Latin pestilēns, pestilent-, from pestis, pestilence. See pest.]

adjective

Extremely destructive or harmful: baneful, deadly, malignant, noxious, pernicious, pestilential, virulent. See help/harm/harmless.

Note: click on a word meaning below to see its connections and related words.

The adjective has 2 meanings:

Meaning #1: exceedingly harmful
  Synonyms: baneful, deadly, pernicious

Meaning #2: likely to spread and cause an epidemic disease
  Synonyms: pestilential, plaguelike, plaguey

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Dansk (Danish)
adj. - dødbringende, irriterende

Nederlands (Dutch)
dodelijk, irritant, verpestend, verderfelijk, besmettelijk

Français (French)
adj. - pestilentiel (sout)

Deutsch (German)
adj. - verderblich, abscheulich

Ελληνική (Greek)
n. - λοιμώδης, φοβερά ενοχλητικός, απαίσιος

Italiano (Italian)
pestilente

Português (Portuguese)
n. - pestilento (m), mortífero (m), irritante

Русский (Russian)
пагубный, инфекционный

Español (Spanish)
adj. - pestilente

Svenska (Swedish)
n. - dödsbringande, fördärvlig, pestartad, odräglig

中文（简体）(Chinese (Simplified))
致命的, 有害的, 传染性的

中文（繁體）(Chinese (Traditional))
adj. - 致命的, 有害的, 傳染性的

한국어 (Korean)
adj. - 악역을 발생하는, 폐해가 많은, 귀찮은

日本語 (Japanese)
adj. - 悪疫の, 生命にかかわる, 有害な, うるさい, やっかいな, 致命的な

العربيه (Arabic)
‏(الاسم) وبائي, موبوء‏

עברית (Hebrew)
adj. - ‮מגיפתי, מטריד, מזיק, קטלני, ארור‬

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