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- Dictionaryruinous/ˈruːɪnəs/
adjective
- 1. disastrous or destructive: "a ruinous effect on the environment" Similar Opposite
- 2. in ruins; dilapidated: "the castle is ruinous" Similar Opposite
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adjective. formal uk / ˈruː.ɪ.nəs / us / ˈruː.ə.nəs / Add to word list. causing great harm and destruction: ten ruinous years of war. SMART Vocabulary: related words and phrases. Dangerous and harmful. adverse conditions. adverse effect. adverse publicity. adverse reaction. deleteriously. destabilizing. destructively. destructiveness. inimically.
1. : dilapidated, ruined. 2. : causing or tending to cause ruin. ruinously adverb. ruinousness noun. Synonyms. calamitous. cataclysmal. cataclysmic. catastrophic. damning. destructive. disastrous. fatal. fateful. unfortunate. See all Synonyms & Antonyms in Thesaurus. Examples of ruinous in a Sentence.
Ruinous definition: bringing or tending to bring ruin; destructive; disastrous. See examples of RUINOUS used in a sentence.
A ruinous process or course of action is one that is likely to lead to ruin. The economy of the state is experiencing the ruinous effects of the conflict. Synonyms: destructive , devastating , shattering , fatal More Synonyms of ruinous
Something ruinous is really terrible or devastating, like a ruinous hurricane that floods your house or the ruinous effect of a new law on a country's poorest citizens.
adjective. uk / ˈruːɪnəs / us. Add to word list. causing great harm or destruction: The bank had capital to spare, which they lost in a series of ruinous takeovers.
causing serious problems or damage synonym devastating. The decision was to prove ruinous. Such action would be ruinous to her career. a ruinous mistake. (of a town, building, etc.) destroyed or severely damaged. The buildings were in a ruinous state. This part of the church is ruinous. Word Origin.