any surface that is flat and round, or seemingly so: the disk of the sun.
disc (def. 1).
Computers. any of several types of media consisting of thin, round plates of plastic or metal, used for external storage: magnetic disk; floppy disk; optical disk.
Botany, Zoology. any of various roundish, flat structures or parts.
intervertebral disk.
Botany. (in the daisy and other composite plants) the central portion of the flower head, composed of tubular florets.
any of the circular steel blades that form the working part of a disk harrow.
Mathematics. the domain bounded by a circle.
Archaic. discus.
verb (used with object)
Informal. disc (def. 3).
to cultivate (soil) with a disk harrow.
Also disc(for defs. 1, 2, 4-9, 12) .
Origin of disk
1655–65; <Latin discusdiscus; cf. dish
OTHER WORDS FROM disk
disklike,adjective
WORDS THAT MAY BE CONFUSED WITH disk
disc, disk
Words nearby disk
disjunct, disjunction, disjunctive, disjuncture, disjune, disk, disk brake, disk crank, disk crash, disk drive, diskette
To prevent this the top soil should be stirred frequently with a disk or smoothing harrow.
Agriculture for Beginners|Charles William Burkett
In this species the plates of the disk are imbricated, or lapping over each other, and thirteen in number.
Reptiles and Birds|Louis Figuier
British Dictionary definitions for disk
disk
/ (dɪsk) /
noun
a variant spelling (esp US and Canadian) of disc
Also called: magnetic disk, hard diskcomputinga direct-access storage device consisting of a stack of plates coated with a magnetic layer, the whole assembly rotating rapidly as a single unit. Each surface has a read-write head that can move radially to read or write data on concentric tracksCompare drum 1 (def. 9) See also floppy disk