WDM

WDM is a three-letter abbreviation with multiple meanings, as described below:Windows Driver Model Warm Dense MatterWater demand managementWavelength Division MultiplexingWest Des Moines, IowaWestern Development Museum of Saskatchewanwdm, the WINGs Display ManagerWomen in Direct MarketingWorld Development Movement
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Abbreviation for wavelength-division multiplexing .

In optical fiber communications , any technique by which two or more optical signals having different wavelengths may be simultaneously transmitted in the same direction over one fiber, and then be separated by wavelength at the distant end. (188 )

wavelength division multiplexing

WAVELENGTH DIVISION MULTIPLEXING. WINDOWS DRIVER MODEL [MICROSOFT]. WDM