Look up tetra- in Wiktionary, the free dictionary.

Tetra is the name of many species of freshwater fish in the family Characidae from Africa, Central America and South America.

Tetra may also refer to:

• Tetra (album) (stylised as Tetr4), the first album from the French break-beat band C2C
• Tetra, an alias for Princess Zelda in The Legend of Zelda: The Wind Waker and The Legend of Zelda: Phantom Hourglass
• Tetra Galaxy, the fictional galaxy in the game Metroid Prime Hunters

• Tetra (company), a supplier of aquarium equipment and fish food
• Tetra Pak, a multinational food packaging and processing company of Swedish origin
• Tetra Tech, an environmental engineering and resource management firm

• Terrestrial Trunked Radio (TETRA), a standard for encrypted radio networks
• Tetra (mite), a genus of mites in the family Eriophyidae
• Tetra (monkey), a rhesus macaque that was the first successfully birthed primate created via an artificial cloning technique
• Tetra (unit), a proposed unit of information by Donald Knuth denoting 32 bits
• Mitsubishi TETRA, a concept car first exhibited in 1997

• Tetra-, a numeral prefix for 4
  • Tetraphobia, the practice of avoiding instances of the digit 4
• Tetraplegia, shortened to tetra, dysfunction or loss of motor and/or sensory function of the spinal cord

• All pages with titles beginning with Tetra
• Humbert Tétras, a French ultralight aircraft

This disambiguation page lists articles associated with the title Tetra.
If an internal link led you here, you may wish to change the link to point directly to the intended article.