TSP

TSP is a three-letter abbreviation with multiple meanings. It is most often an abbreviation for the volume measurement Teaspoon, and is usually written in lowercase as tsp. It can also mean:

In science and technology

• Touch Screen Panel
• Trimethylsilyl-2,2,3,3-tetradeuteropropionic acid, a derivative of tetramethylsilane
• Trisodium phosphate: a chemical compound often used as a household cleaner
• TAPI Service Provider: a driver for TAPI devices
• Team Software Process: a CMM Level 5 process for project teams designed to support the Personal Software Process (PSP) [1]
• Telephony Service Provider
• Travelling salesman problem: a challenging mathematical problem
• Transport Sample Protocol: an open source protocol for sampling data
• Tunnel Setup Protocol: a protocol used to negotiate IP tunnels between a TSP client and a TSP server.
• TSP (econometrics software): is a programming language for the estimation and simulation of econometric models.
• Thrombospondin, a protein
• Time Stamp Protocol, a cryptographic protocol for certifying timestamps using X.509 certificates and public key infrastructure
• Telecommunications Service Priority, an FCC program that directs telecommunications service providers (e.g., wireline and wireless phone companies) to give preferential treatment to users enrolled in the program when they need to add new lines or have their lines restored following a disruption of service, regardless of the cause.

Medicine

• Tropical spastic paraparesis
• Teen Suicide Prevention

Engineering

• Total suspended particulate matter: used in connection to air pollution

Internationally

• Tajikistan Support Project: a foundation helping healthcare projects in Tajikistan
• Telecomunicacoes de Sao Paulo S.A., a telecommunications company headquartered in São Paulo, Brazil that trades on the New York Stock Exchange with the symbol "TSP".
• Thrift Savings Plan: a type of U.S. federal government retirement account
• Texas Star Party: The Texas Star Party is one of three major annual star parties in the United States
• Texas Student Publications: Student media organization at the University of Texas
• Terrorist Surveillance Program: an abbreviation used by the White House for its Terrorist Surveillance Program
• The IATA airport code for Tehachapi Municipal Airport

Logistics

• Transportation Service Provider

Miscellaneous

• Textured soy protein
• The Smashing Pumpkins
• The Sex Pistols
• Taconic State Parkway a parkway in New York State
• The Stovebolt Page