disc disc /ˈdɪsk/

noun

1. () Sound recording consisting of a disk with a continuous groove; used to reproduce music by rotating while a phonograph needle tracks in the groove  ( disk [ N. American] , phonograph recording , platter , disc , phonograph record , record , gramophone record )
   sound recording consisting of a disk with a continuous groove; used to reproduce music by rotating while a phonograph needle tracks in the groove
    I inherited my grandfather's record collection and enjoy listening to them on occasion
   I inherited my grandfather's record collection and enjoy listening to them on occasion
   
   
2. () Something with a round shape resembling a flat circular plate  ( saucer , disc , disk [ N. American] )
   something with a round shape resembling a flat circular plate
    The moon's disk hung in a cloudless sky
   the moon's disk hung in a cloudless sky
   
   
3. A flat circular plate  ( disc , disk [ N. American] )
   a flat circular plate
     The computer's hard disk stored all the files.
   The computer's hard disk stored all the files.
   
   
4. (computing) a memory device consisting of a flat disk covered with a magnetic coating on which information is stored  ( disc , disk , magnetic disc , magnetic disk )
   (computing) a memory device consisting of a flat disk covered with a magnetic coating on which information is stored
    I need to buy a new disk to store my photos and documents
   I need to buy a new disk to store my photos and documents