DIN system


: a system for determining the speed of photographic materials in terms of the logarithm of the reciprocal of the exposure required to obtain a density of 0.1 above fog density

Word History


DIN from German, abbreviation of Deutsche Industrie-Normen (literally, "German industry standards"), standards for industrial products established by the Deutscher Normenausschuss, a German organization for the establishment and registration of standards in all branches of industry

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Dictionary Entries Near DIN system

Cite this Entry

“DIN system.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/DIN%20system. Accessed 10 Dec. 2023.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!