I. ˈmīkrə+ˌ- noun
Etymology: International Scientific Vocabulary micr- + film
: a film often in the form of a strip 16 millimeters or 35 millimeters wide bearing a photographic record on a reduced scale of printed or other graphic matter (as for storage or transmission in small space) that is enlarged for reading or viewing
II. transitive verb
: to photograph on microfilm
intransitive verb
: to take microfilms