Dynamo is described as a mechanical device that converts mechanical energy into electrical energy through electromagnetic induction process.

Diazo film is used as a medium for storing the working copy of a silver hallide film.

Developer is identified as a chemical that causes a reaction in an exposed emulsion to reveal an image in that emulsion.

Derrick is a tall frame with tackle for hoisting heavy weights. It is also called the upper part of an oil rig, the boom on a crane.

Distributor refers to a buying, warehousing and distributing organization that delivers merchandise to retail stores in their own trucks, i.e., a wholesaler or direct-buying retail chain.

Deutsch: Verteilung / Español: Distribución / Português: Distribuição / Français: Distribution / Italiano: Distribuzione /

Distribution is defined as the process of storing, handling, shipping, and transporting goods. The term is also used to describe the facilities that enable these activities, e.g. distribution center, distribution warehouse, etc.

Demisters is defined as a part of the heating/cooling ventilation system used to help clear the mist from the inside of the windows. Generally associated with the side windows to aid in side mirror visibility.

Dehydration is described as the process of removing water from a substance, particularly the removal of most of the remaining 5 per cent of water from 190-proof ethanol, in the production of absolute or anhydrous ethanol.