adjective causing or likely to cause ruin; destructive; disastrous
In history, 'ruinous' can be used to describe the aftermath of wars, disasters, or other events that result in destruction and devastation.
In real estate, 'ruinous' may be used to describe a property that is in such poor condition that it is beyond repair or restoration.
In architecture, 'ruinous' may refer to a building or structure that is in a state of severe disrepair or decay.
In economics, 'ruinous' may describe a situation or policy that leads to financial ruin or destruction.
The writer described the protagonist's actions as ruinous, leading to the downfall of the entire kingdom in the novel.
The psychologist warned that engaging in ruinous behaviors such as excessive gambling could have severe consequences on mental health.