TWA (disambiguation)

TWA usually refers to Trans World Airlines, a US airline whose assets were acquired by American Airlines in 2001.

TWA may also refer to:

• Twa, a group of Pygmy peoples in Africa
• T wave alternans, a variation in the T wave in an electrocardiogram
• Texas Wrestling Academy, a professional wrestling training school
• Tri-State Wrestling Alliance, a professional wrestling promotion that would eventually become Extreme Championship Wrestling
• Time-weighted average (PEL), a permissible exposure limit in the United States
• Time-weighted average price, the average price of a security over a specified time
• Transport and Works Act 1992, a piece of UK legislation concerning public transport
• "TWA" (song), by Ted Hawkins on the 1982 album Watch Your Step
• True wind angle, in sailing, the wind direction as seen by a stationary observer