1. An unsaturated acid (C4H6O2) used to make resins and plastics
   - methacrylic acid

Type of: acid

• impartiality
• impartially
• imparting
• impassable
• impasse
• impassibility
• impassible
• impassion
• impassionate
• impassioned
• impassive
• impassively
• impassiveness
• impassivity
• impasto
• impatience
• impatiens
• Impatiens capensis
• impatient
• impatiently
• impeach
• impeachability
• impeachable
• impeacher
• impeachment