1. Wearing away by friction
   "the erosive effects of waves on the shoreline" 
2. Of a substance, especially a strong acid; capable of destroying or eating away by chemical action
   - caustic, corrosive, vitriolic, mordant

See also: destructive, erode

• boar thistle
• board
• board foot
• board game
• board measure
• board meeting
• board member
• board of appeals
• board of directors
• board of education
• board of regents
• board of selectmen
• Board of Trade unit
• board of trustees
• board rule
• board up
• boarder
• boarding
• boarding card
• boarding pass
• boarding school
• boardinghouse
• boardroom
• boards
• boardwalk