ruinous

Definition

Causing ruin; destructive, calamitous.

Etymology

From Middle English ruynous, from Old French ruinos, ruineus, from Latin ruīnōsus. By surface analysis, ruin + -ous.

Example Sentences

• "They were forced to completely replace the roof at ruinous expense."
• "We are rapidly reversing the economic calamity we inherited from the previous administration, including ruinous price increases and record-setting inflation, inflation like we've never had before."