NTK

NTK could refer to:

• Naam Tamilar Katchi, political party in Tamil Nadu, India
• Národní technická knihovna, library in Prague, Czech Republic
• Need to Know (newsletter)
• Newton Toolkit, for the Newton (platform) PDA
• Ngau Tau Kok station, Hong Kong, MTR station code
• Nakkilan Tennisklubi, a floorball team located in Nakkila, Finland. (Known as NTK Nakkila)
• Neural tangent kernel, a mathematical tool to describe the training of artificial neural networks
• NTK, a Niterra brand of ceramic sensors and equipment