motherboard, n. Electronics.
(ˈmʌðəbɔːd)
Also mother-board, mother board.
[f. mother n.1 + board n.]
A printed circuit board on which are mounted the principal components of a microcomputer or other electronic device, and to which other boards (daughterboards) may be connected.
| 1971 [see *daughterboard n.]. 1978 Gramophone May 1960/1 All the signal processing electronics for recording and playback, plus the provision of erase and bias current and metering, are contained on five small printed circuit cards; these plug into sockets on a ‘mother’ board behind the control panel. 1984 Which Micro? Dec. 99 (Advt.), Microslot is a two-way mother-board..to incorporate as many add-ons as you wish. 1986 [see microfloppy n.]. 1988 PC Mag. June 89/1 These four gate arrays integrate a large number of peripheral-control chips that would otherwise clutter up the motherboard. |