1. A sound wave, of the same amplitude but of opposite phase to that of an unwanted sound, that can cancel the unwanted sound using destructive interference

Encyclopedia: Antinoise

• shillyshally
• Shiloh
• shim
• Shimchath Torah
• shimmer
• shimmery
• shimmy
• shin
• Shin Bet
• shin guard
• shin splints
• Shina
• shinbone
• shindig
• shindy
• shine
• shine at
• shine up
• shiner
• shingle
• shingle oak
• shingle tree
• shingler
• shingles
• shingling