1. Cause extensive destruction or ruin utterly
   "The hurricane devastated the coastal region";
   - lay waste to, waste, desolate, ravage, lay waste
    
2. Overwhelm or overpower
   "He was devastated by his grief when his son died"

Derived forms: devastates, devastating, devastated

Type of: destroy, engulf, ingulf [archaic], overcome, overpower, overtake, overwhelm, ruin, sweep over