- a flat, thin circular object；an information storage device for a computer in the shape of a round flat plate which can be rotated to give access to all parts of the surface. The data may be stored either magnetically (in a magnetic disk) or optically (in an optical disk such as a CD-ROM).
noun: disc, plural noun: discs
- 1. a flat, thin circular object coins were made by striking a blank disc of metal a man's body with an identity disc around the neck 同義詞
- ▪ an information storage device for a computer in the shape of a round flat plate which can be rotated to give access to all parts of the surface. The data may be stored either magnetically (in a magnetic disk) or optically (in an optical disk such as a CD-ROM).
- ▪ a CD or record. 同義詞
- ▪ one of the suits in some tarot packs, corresponding to coins in others.
- 2. an object or part resembling a disc in shape or appearance the smudged yellow disc of the moon
- ▪ a layer of cartilage separating adjacent vertebrae in the spine he suffered a prolapsed disc
- ▪ the central part of the flower of a daisy or other composite plant, consisting of a close-packed cluster of tubular florets.
- (in a composite flower head of the daisy family) any of a number of small tubular and usually ...
- a harrow with cutting edges consisting of a row of concave discs set at an oblique angle.
- the raised disc on the retina at the point of entry of the optic nerve, lacking visual ...
- a vertebral disc that is displaced or partly protruding, pressing on nearby nerves and causing ...
Oxford American Dictionary
- a camera in which the images are formed on a disc, rather than on film.
- having a flat, circular shape or appearance: the disc-like sun
- a framed platinum disc awarded to a recording artist or group for sales of a record exceeding a ...
- a thickening of the epidermis of an insect larva which, on pupation, develops into a particular ...
- flat, thin, and circular like a disc.