ruinous

adj.

1. Causing or apt to cause ruin; destructive.
2. Falling to ruin; dilapidated or decayed.

ruinously ru'in·ous·ly adv.
ruinousness ru'in·ous·ness n.

adjective

1. Causing ruin or destruction: calamitous, cataclysmal, cataclysmic, catastrophic, destructive, disastrous, fatal, fateful. See help/harm/harmless.
2. Having the capability or effect of damaging irreparably: destructive, pernicious. See help/harm/harmless.
3. Falling to ruin: dilapidated, ramshackle, rundown, tumbledown. See better/worse.

adj

Definition: disastrous, devastating
Antonyms: advantageous, assisting, beneficial, helpful

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

The adjective has 2 meanings:

Meaning #1: extremely harmful; bringing physical or financial ruin
  Synonym: catastrophic

Meaning #2: causing injury or blight; especially affecting with sudden violence or plague or ruin
  Synonym: blasting

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Dansk (Danish)
adj. - ødelæggende, i ruiner

Nederlands (Dutch)
ruïneus, verderfelijk, bouwvallig

Français (French)
adj. - ruineux, exorbitant, désastreux

Deutsch (German)
adj. - ruinös, verfallen(d)

Ελληνική (Greek)
adj. - καταστρεπτικός, ολέθριος

Italiano (Italian)
rovinoso

Português (Portuguese)
adj. - ruinoso, desastroso

Русский (Russian)
разрушительный, гибельный

Español (Spanish)
adj. - ruinoso

Svenska (Swedish)
adj. - förfallen, förödande

中文（简体）(Chinese (Simplified))
破坏性的, 招致毁灭的

中文（繁體）(Chinese (Traditional))
adj. - 破壞性的, 招致毀滅的

한국어 (Korean)
adj. - 파괴된, 몰락한, 파멸을 초래하는

日本語 (Japanese)
adj. - 破滅的な, 荒廃した

العربيه (Arabic)
‏(صفه) خرب, متهدم, هدام‏

עברית (Hebrew)
adj. - ‮הרסני, הרוס, ממיט אסון‬

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