flat disk
41Hard disk drive — Hard drive redirects here. For other uses, see Hard drive (disambiguation). Hard disk drive Mechanical interior of a modern hard disk drive Date invented 24 December 1954 [1] …
42Apple Disk Image — Filename extension .dmg, .smi, .img Internet media type application/x apple diskimage Uniform Type Identifier com.apple.disk image …
43Airy disk — Computer generated image of an Airy disk. The gray scale intensities have been adjusted to enhance the brightness of the outer rings of the Airy pattern …
44disc - disk — In British English, a disc is a flat circular object. The metal is protected with a waxed cardboard disc. Cut out a metal disc to fit inside it. In American English, this word is spelled disk. In both British and American English, a disk is also… …
45Alderson disk — An Alderson disk (named after Dan Alderson, its originator) is an artificial astronomical megastructure, like Niven s Ringworld or a Dyson sphere. The disk is a giant platter, like a CD or phonograph record. The sun rests in the hole at the… …
46Protoplanetary disk — A protoplanetary disk (or proplyd) is a rotating circumstellar disk of dense gas surrounding a young newly formed star, a T Tauri star or Herbig star. The protoplanetary disk may be considered an accretion disk because gaseous material may be… …
47Asymptotically flat spacetime — An asymptotically flat spacetime is a Lorentzian manifold in which, roughly speaking, the curvature vanishes at large distances from some region, so that at large distances, the geometry becomes indistinguishable from that of Minkowski… …
48discalso disk — AmE noun (C) 1 a round, flat shape or object: a revolving metal disc 2 a compact disc 3 a record that you play on a record player 4 BrE a computer disk 5 a flat piece of cartilage between the bones of your back: slipped disc (=one that has… …
49Articular disk of sternoclavicular articulation — Infobox Anatomy Name = PAGENAME Latin = discus articularis articulationis sternoclavicularis GraySubject = 81 GrayPage = 314 Caption = Sternoclavicular articulation. Anterior view. (Articular disk labeled at upper right.) Caption2 = Precursor =… …
50hard disk — Computers. See magnetic disk (def. 1). [1980 85] * * * Magnetic storage medium for a microcomputer. Hard disks are flat, circular plates made of aluminum or glass and coated with a magnetic material. Hard disks for personal computers can store up …
