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单词 auto-activate
释义

auto-activatev.

Brit. /ˌɔːtəʊˈaktᵻveɪt/, U.S. /ˌɔdoʊˈæktəˌveɪt/, /ˌɑdoʊˈæktəˌveɪt/
Origin: Formed within English, by compounding. Etymons: auto- comb. form1, activate v.
Etymology: < auto- comb. form1 + activate v. Compare earlier autoactivation n.
intransitive. To become active automatically. Also transitive: to cause (something) to become active automatically.
ΚΠ
1949 U.S. Patents Q. 79 98/2 On page 3..it is pointed out that the zymogens will auto-activate.
1968 Brit. Patent 1,101,286 1/2 It is another object of this invention to provide a thermal battery that will autoactivate at a predetermined threshold temperature.
1993 Camcorder User Mar. 64 The fader can be set via a menu to auto-activate when recording begins or ends.
2000 R. M. Marston Newnes Linear IC Pocket Bk. (ed. 2) xv. 261 The above technique..can be used to auto-activate a variety of other 555 astable circuits.
2006 K. Suk in F. J. Chen Trends in Brain Mapping Res. iv. 124 The expression of caspase-11 was increased by inflammatory stimuli..and this increase in the expression is believed to auto-activate caspase-11.
This is a new entry (OED Third Edition, June 2011; most recently modified version published online December 2021).
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v.1949
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