microfilm

[mahy-kruh-film]

noun

a film bearing a miniature photographic copy of printed or other graphic matter, usually of a document, newspaper or book pages, etc., made for a library, archive, or the like.
a film, especially of motion-picture stock, on which microcopies are made.

verb (used with object)

Origin of microfilm

First recorded in 1930–35; micro- + film

Related formsmi·cro·film·er, noun

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

He got out the microfilm reels which contained more information.
Pariah Planet
Murray Leinster
On the body of the imitation Rat, he found a belt-pouch full of microfilm.
The Measure of a Man
Randall Garrett
The old entries were on microfilm, stored on their spools near the reader.
Gold in the Sky
Alan Edward Nourse
However, he stated that he received the microfilm of the edition too late for use in his edition!
The Last Poems of Ovid
Ovid
When I tackled that double I managed to slip a microfilm capsule into his pocket.
Daughters of Doom
Herbert B. Livingston

British Dictionary definitions for microfilm

noun

a strip of film of standard width on which books, newspapers, documents, etc, can be recorded in miniaturized form

verb

1927, coined from micro- + film (n.). The verb is first recorded 1940, from the noun. Related: Microfilmed; microfilming.

microfilm in Culture

A film on which miniature copies of documents are reproduced. Microfilm allows for very compact storage of books and documents.