Seventh disc Synonyms

Definitions for Seventh

(noun) position seven in a countable series of things
(noun) one part in seven equal parts
(noun) the musical interval between one note and another seven notes away from it

SD abbreviation

SD is an abbreviation for Seventh Disc

What does SD stand for?

SD stands for "Seventh Disc"

Disc replaced

seventh circle

seventh layer

seventh round

seventh wheel

seventh sphere

Definitions for Disc

(noun) a flat circular plate
(noun) something with a round shape resembling a flat circular plate
(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