/sin'euh meuh tek"/ , n.
a motion-picture theater, often part of a university or private archive, showing experimental or historically important films.
Also, cinémathèque Fr. /see nay mann tek"/ .
[ 1965-70; cinémathèque film archive, equiv. to cinéma- prefixal use of cinéma CINEMA + -thèque, as in bibliothèque library, discothèque collection of phonograph records; see THECA ]