The word Tanis has a number of meanings:

• Tanis - An alternative metal group from Baton Rouge, Louisiana
• Tanis Diena - A Latvian pig festival
• Tanis, Egypt - An archaeological temple site and capital of Egypt's 21st and 22nd Dynasty
• Tanis Half-Elven - A character in the Dragonlance novels & game products
• Tanis, Manche, a commune of the Manche département, in France
• Tanis, a character in an early episode of Star Trek: Voyager
• Tanis, an Earth-like planet in the 2009 movie Pandorum.

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