ultrafiche

[uhl-truh-feesh] /ˈʌl trəˌfiʃ/
noun
1.
a form of microfiche with the images greatly reduced in size, generally by a factor of 100 or more.
Origin
1965-70; ultra- + (micro)fiche
British Dictionary definitions for ultrafiche

ultrafiche

/ˈʌltrəˌfiːʃ/
noun
1.
a sheet of film, usually the size of a filing card, that is similar to a microfiche but has a much larger number of microcopies
Word Origin
C20: from ultra- + French fiche small card. See microfiche