2.5 inch


Also found in: Dictionary.

2.5 inch

Storage drives and other devices with a 2.5" form factor. The outside case measurement of the 2.5" drive, which is commonly used in laptop computers, is approximately 2.75" wide (70mm). See form factor.
References in periodicals archive ?
At 15 yards the average groups were respectable for a revolver with such a stubby barrel, ranging, on average, from 1.8 to 2.5 inches. At roughly 45 feet those are pretty good numbers for this class of revolver, and the 2.5-inch GP100 really shines when shooting off-hand at defensive distances.
Disk drives with platter size smaller than 2.5 inch are currently used almost exclusively in MP3 players and portable video recorders and players.
Sizes range from 1.75 to 2.5 inch pitch for BS chain 'and 1.5 to 2.5 inch pitch for ANSI chain.
Each ReadySystem also includes a 2.5 inch 40GB "removable" hard disk drive preloaded with a complete Linux distribution based on the 2.4 kernel.
The 2.5 inch screen is smaller than other video jukeboxes, such as the Archos AV340, which gives you an extra inch.
The tags are available in red, yellow, blue, green and white for color-coding, and come in two sizes: 2.5 inch x 3.5 inch and 3.5 inch x 5 inch.
Series 64000 Liquid Filled Stainless Steel Pressure Gage offers a 2.5 inch diameter stainless steel housing, plus 316 stainless steel wetted parts for greater chemical compatibility.
Recently, Seoul-based Samsung's introduces S Series external hard drives, the 1.8-inch 120GB S1 Mini and 2.5-inch 500GB S2 Portable 2.5 inch external hard drives.
WD's WhisperDrive technology with SoftSeek algorithms helps make WD Scorpio the quietest 2.5 inch drive available.
The DD-10 also has a full complement of features for use of a mud motor in rock drilling--a wireline commutator, rotary brake and a 2.5 inch I.D.
has announced the online availability of a new IBM 40 GNX 2.5 inch, 5400-RPM hard disk drive offered in 20 GB and 40 GB [Giga-Byte] capacities delivering advanced notebook performance to entry-level and mainstream users.