LWD may refer to:
Light Weight Deflectometer (LWD), used primarily to test insitu base and subgrade moduli during construction.
Lamoni Municipal Airport (FAA/IATA airport code), Lamoni, Iowa, United States
Large Woody Debris
Life with Derek, a Canadian sitcom
Cooper Light Weight Deflectometer, a portable version of a falling weight deflectometer
Logging while drilling, a procedure used on oil wells
Long Way Down, a multi-media series documenting a motorcycle journey undertaken by Ewan McGregor and Charley Boorman
Lotnicze Warsztaty Doświadczalne, a Polish aerospace manufacturer and construction bureau
Leonardo Wilhelm DiCaprio, an American actor known for his role in Titanic
Long Working Distance (LWD or LD), an attribute of a microscope objective lens commonly used for cell culture work