ruinous
rui
ˈru:ɪ
rooi
nous
nəs
nēs

Definition & Meaning of "ruinous"in English

ruinous
01

causing severe damage, often leading to complete loss or collapse 

Grammatical Information
Composition
Compound
qualitative
Superlative
most ruinous
Comparative
more ruinous
gradable
Examples
The ruinous floodwaters swept away entire villages, leaving devastation in their wake. 
02

causing injury or blight; especially affecting with sudden violence or plague or ruin 

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