WD may refer to:
WDJT-TV, virtual channel 58 (UHF digital channel 46), is a CBS-affiliated television station licensed to Milwaukee, Wisconsin, United States.
WDAF-TV, virtual channel 4 (UHF digital channel 34), is a Fox-affiliated television station licensed to Kansas City, Missouri, United States and serving the Kansas City metropolitan area.
The Western Design Center (WDC) 65C02 microprocessor is an enhanced CMOS version of the popular NMOS-based 8-bit MOS Technology 6502. The 65C02 fixed several problems in the original 6502 and added a small number of new commands.
WDIV-TV, virtual channel 4 (UHF digital channel 45), is an NBC-affiliated television station licensed to Detroit, Michigan, United States.
WDSU, virtual channel 6 (UHF digital channel 43), is an NBC-affiliated television station licensed to New Orleans, Louisiana, United States.
The W65C816S (also 65C816 or 65816) is an 8/16-bit microprocessor (MPU) developed and sold by the Western Design Center (WDC).
WDCW, virtual channel 50 (UHF digital channel 15), is a CW-affiliated television station licensed to the American capital city of Washington, District of Columbia.
WD-40 is the trademark name of a penetrating oil and water-displacing spray. The spray is manufactured by the WD-40 Company based in San Diego, California.