Sonic or Sonics may refer to:

• Sonic Drive-In, an American drive-in fast-food restaurant chain
• Sonic.net, an Internet provider and CLEC, serving the San Francisco Bay Area
• Sonic Foundry, a computer software company which develops programs for editing audio and video
• Sonic Healthcare, a company that provides laboratory pathology and radiology services
• Sonic Software, an operating unit of Progress Software
• Sonic Solutions, a company operating in digital-media markets
• Sonic Team, a developer of computer games and video games
• SONIC, a brand name of Sega, S.A. SONIC

• The Sonics, an American band
• CHDI-FM, a radio station in Edmonton, Alberta, Canada, currently named SONiC 102.9
• CKKS-FM, a radio station in Chilliwack/Abbotsford/Vancouver, British Columbia, Canada

• Sonics, a branch of acoustics
• Theory of sonics, a branch of continuum mechanics
• Sonic boom, an audible component of a shock wave in air
• Supersonic speed
• Hypersonic speed
• Sonic hedgehog, a gene and protein named after Sonic the Hedgehog
• SONIC (Ethernet controller), a 10 Mbit/s ethernet controller

• Seattle SuperSonics, a National Basketball Association team now relocated to Oklahoma
• Sonic Motor Racing Services, an Australian motor racing team

• Sonic (train), the name of a Japanese express train
• Chevrolet Sonic, the North American successor to the Chevrolet Aveo
• Honda Sonic, an underbone motorcycle
• Moyes Sonic, an Australian hang glider design
• Sonic 23, a Canadian sailboat design

• SonicStage, a computer program
• Sonic screwdriver, a fictional tool in the British science fiction television series Doctor Who
• Sonic the Hedgehog, a Sega video game franchise
• Nickelodeon Sonic, an Indian children's television channel

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