switch-onn.
The switching on of an (electrical) power supply, light, etc. Also transferred.
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the world > matter > physics > electromagnetic radiation > electricity > circuit > device to open or close circuit > [noun] > switch on or off
switch-off1947
switch-on1950
the world > life > biology > substance > process stimulators or inhibitors > antiviral substance > [noun] > switch on or off of interferon production
switch-off1978
switch-on1978
1950 Sun (Baltimore) 4 Mar. 2/7 A new electric ‘pick~proof’ motor car lock which..permits switchon, and starts with a single key, is being manufactured in Stockholm, Sweden.
1976 Sunday Mail (Glasgow) 28 Nov. 11/6 Councillor Brian Meek..will attend the district council's tree switch-on.
1978 Nature 5 Jan. 10/3 Thus the switch-on of interferon synthesis requires new transcription.
This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2019).
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n.1950