MTD

MTD may refer to:

Medicine

 * Maximum tolerated dose, in drug development
 * Muscle tension dysphonia, hyperfunctional musculature causing a hoarse voice

Organizations

 * Makkal Tamil Desam Katchi (People's Tamil Land Party), a political party in Tamil Nadu, India
 * Metal Trades Department of the AFL-CIO
 * Michael Tobias Design, a manufacturer of electric bass guitars
 * Movimiento de Trabajadores Desempleados, a type of unemployed worker's organization in Argentina
 * MTD Products, an American manufacturer of outdoor power equipment for the mass market
 * MTD, a German developer and manufacturer of line, bar and hyperspectral LED luminaires for industry

Technology

 * Memory technology device, a type of device file in Linux for interacting with flash memory
 * Metadynamics, a computer simulation method in computational physics, chemistry and biology
 * MTD (mobile network), a former manual mobile network in Sweden, Norway and Denmark

Other uses

 * Making Tax Digital a UK Government initiative of HMRC
 * A mass transit district, such as the Champaign-Urbana Mass Transit District
 * Month-To-Date, a time period used in business and accounting
 * Moralistic therapeutic deism
 * MTD(f), a minimax search algorithm