NTD may refer to:

Look up NTD in Wiktionary, the free dictionary.

• N-terminal domain, a region at one end of a protein
• Neglected tropical diseases, a group of endemic infectious diseases that primarily affect the poor
• Neon tetra disease, a disease affecting tropical aquarium fish
• Neural tube defect, a group of medical conditions

• NTD (Australian TV station)
• New Tang Dynasty Television

• Network Termination Device, a telecommunications device
• Neutron transmutation doping, a method to make semiconductors
• Nintendo Technology Development, a subsidiary of Nintendo located in Redmond, Washington, U.S.
• Notice and take down, removal by Internet hosts of allegedly illegal material

• National Theatre of the Deaf, a touring theatre company in the United States
• New Era for Democracy, a political party in Burkina Faso
• New Taiwan dollar, the currency of Taiwan

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