file (collection of papers) / (computing) file

"Clear file folder", a simple plastic sleeve (perhaps only somewhat opaque when a design is printed on it, as is common in promotional events) for holding documents, open on two consecutive sides and closed on two consecutive sides.

(computing) a filename

(computing) text file

(computing) filesystem

(music) final downmixing of tracks to 2 left and right (stereo) channels

February

(computing) File Transfer Protocol, FTP

vitamin D2

Synonym of リボフラビン (ribofurabin, “riboflavin”); vitamin B2