disk

(noun) something with a round shape resembling a flat circular plate. Synonyms: disc, saucer. Example: "The moon's disk hung in a cloudless sky."

(noun) a flat circular plate. Synonyms: disc.

(noun) sound recording consisting of a disk with a continuous groove; used to reproduce music by rotating while a phonograph needle tracks in the groove. Synonyms: phonograph record, phonograph recording, record, disc, platter.

(noun) (computer science) a memory device consisting of a flat disk covered with a magnetic coating on which information is stored. Synonyms: magnetic disk, magnetic disc, disc.

(verb) draw a harrow over (land). Synonyms: harrow.