self-activatingadj.

Brit.

/ˌsɛlfˈaktᵻveɪtɪŋ/, U.S.

/ˌsɛlfˈæktəˌveɪdɪŋ/

Origin: Formed within English, by derivation. Etymons: self- prefix, activating adj.

Etymology: < self- prefix + activating adj.

That activates, initiates, or motivates itself without external cause or assistance; operating or occurring automatically.

ΚΠ

1910 Ann. Surg. 51 169 Was this a death from thyroidism or from an over-acting and self-activating chromaffin system?

1953 Liberty (Texas) Vindicator 5 Nov. 6/3 De Soto's new PowerFlite transmission..is completely self-activating and has no manually operated clutch.

1975 T. Caplow Toward Social Hope i. 12 The liberal version of this belief [in the inevitability of social progress]..taught that the improvement of social institutions was a continuous, self-activating process.

2000 L. Crane Ninth Day of Creation 29 Self-activating doors throughout the building.

This entry has been updated (OED Third Edition, January 2018; most recently modified version published online March 2022).

单词	self-activating
释义	self-activatingadj. Brit. /ˌsɛlfˈaktᵻveɪtɪŋ/, U.S. /ˌsɛlfˈæktəˌveɪdɪŋ/ Origin: Formed within English, by derivation. Etymons: self- prefix, activating adj. Etymology: < self- prefix + activating adj. That activates, initiates, or motivates itself without external cause or assistance; operating or occurring automatically. ΚΠ 1910 Ann. Surg. 51 169 Was this a death from thyroidism or from an over-acting and self-activating chromaffin system? 1953 Liberty (Texas) Vindicator 5 Nov. 6/3 De Soto's new PowerFlite transmission..is completely self-activating and has no manually operated clutch. 1975 T. Caplow Toward Social Hope i. 12 The liberal version of this belief [in the inevitability of social progress]..taught that the improvement of social institutions was a continuous, self-activating process. 2000 L. Crane Ninth Day of Creation 29 Self-activating doors throughout the building. This entry has been updated (OED Third Edition, January 2018; most recently modified version published online March 2022). < adj.1910
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