hot-swapv.
/ˈhɒtˌswɒp/, U.S. /ˈhɑtˌswɑp/ Chiefly Computing.
transitive. To remove and replace (an electronic component) while the power is switched on. Also occasionally intransitive.
ΚΠ
1988 Digital Rev. (U.S. ed.) 29 Aug. 41/5 A significant feature of the Maxserver 5000 is that all of its interface cards can be ‘hot-swapped’.
1993 Byte 172/1 However, you can't hot-swap; you have to power down the XL to replace internal drives.
2002 BusinessWeek 4 Nov. 147 (advt.) Inside the new BladeCenter, individual blade servers can be hot-swapped in and out of a single chassis.
Derivatives
ˌhot-ˈswappable adj. able to be hot-swapped.
ΚΠ
1989 Network World 21 Aug. 63/2 The Maxserver's terminal server cards are hot-swappable: A bad card can be extracted from its slot and a new one installed with no disturbance to communications.
2001 Computer Music Jrnl. 25 89/3 The two caddies house hot-swappable, low-cost, low-RPM drives.
ˌhot ˈswapping n.
ΚΠ
1989 Computer Design 1 Dec. 80/2 Hot swapping is another feature that only a few users will need.
1997 Electronic Engin. Times 14 July 31 (advt.) The UCC3915 operates at 7V to 15V and is ideal for communication port hot swapping.
2003 N.Y. Times (National ed.) 16 Mar. iii. 10/5 Fuel cells also offer the promise of ‘hot swapping’, the ability to switch to a fresh power source without turning off a computer or phone.
This is a new entry (OED Third Edition, December 2008; most recently modified version published online March 2022).
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v.1988