flat disk
51Universal Disk Image Format — UDIF stands for Universal Disk Image Format. It is used on Mac OS X for .dmg disk images. UDIF is a flat file format, and is the native image format for Mac OS X.The format can also be opened by MagicISO and the freeware MagicDisc on… …
52optical disk — UK / US noun [countable] Word forms optical disk : singular optical disk plural optical disks computing a thin flat round piece of plastic that stores information such as music or written words that can be read using a laser (= powerful narrow… …
53facial disk — noun : the disk of an owl * * * facial disk, the flat, feathered area surrounding the eyes of an owl …
54disc, disk — These words are spelled differently but mean the same thing: a thin, flat, circular plate or object. One refers to a discus thrower but may call a person who conducts a broadcast consisting of recorded music a disc jockey or a disk jockey …
55optical disk — noun count COMPUTING a thin flat round piece of plastic that stores information such as music or written words that can be read using a LASER (=powerful narrow light). Optical disks include CD ROMS and LASERDISKS …
56fus|ing disk — «FYOO zihng», a flat, circular plate of steel mounted on an axis and rotated very rapidly to cause fusion, used for cutting metal bars …
57spiracular disk — (ARTHROPODA: Insecta) In Diptera, a flat area on the caudal segment containing the spiracular openings of aquatic larvae …
58stellar disk — noun the flat part of a spiral galaxy around the central bulge …
59optical flat — noun a disk of high quality quartz glass having at least one side ground and polished with a deviation in flatness less than 50 nanometers all over, and a surface quality of 5 microfinish or less; used, in an interferometer, to measure the… …
60dental disk — a thin, flat, oval, or concave circular plate with abrasive materials bonded to its surface or edge; used to polish and finish cavity preparations and for cutting or polishing dental restorations. Called also abrasive d …
