self-openingadj.

Brit.

/ˌsɛlfˈəʊp(ə)nɪŋ/, U.S.

/ˌsɛlfˈoʊp(ə)nɪŋ/

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

Etymology: < self- prefix + opening adj. Compare earlier self-open v., self-opened adj.

That opens automatically or of its own accord; esp. designed to open automatically.

ΘΚΠ

the world > space > relative position > condition of being open or not closed > [adjective] > opening or unclosing > of its own accord

self-opening1813

1813 New Rev. Dec. 593/2 A single round of self-opening doors, midnight steps, and blood-corroded daggers is sufficient.

1833 J. C. Loudon Encycl. Cottage Archit. Index Self-opening gate.

1895 Army & Navy Soc. Price List 15 Sept. 1403 The ‘Ideal’ patent self-opening pocket knife.

1938 Sci. News Let. 5 Nov. 294/3 (heading) Self-Opening Parachute Is New Safety Invention.

1976 Shooting Times & Country Mag. 22 Dec. 45/1 (advt.) A pair of Holland and Holland Royal 12-b sporting guns. Self opening, single trigger.

2007 Contra Costa (Calif.) Times (Nexis) 27 Jan. f4 Trashcans equipped with infrared sensors that trigger self-opening lids.

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

单词	self-opening
释义	self-openingadj. Brit. /ˌsɛlfˈəʊp(ə)nɪŋ/, U.S. /ˌsɛlfˈoʊp(ə)nɪŋ/ Origin: Formed within English, by derivation. Etymons: self- prefix, opening adj. Etymology: < self- prefix + opening adj. Compare earlier self-open v., self-opened adj. That opens automatically or of its own accord; esp. designed to open automatically. ΘΚΠ the world > space > relative position > condition of being open or not closed > [adjective] > opening or unclosing > of its own accord self-opening1813 1813 New Rev. Dec. 593/2 A single round of self-opening doors, midnight steps, and blood-corroded daggers is sufficient. 1833 J. C. Loudon Encycl. Cottage Archit. Index Self-opening gate. 1895 Army & Navy Soc. Price List 15 Sept. 1403 The ‘Ideal’ patent self-opening pocket knife. 1938 Sci. News Let. 5 Nov. 294/3 (heading) Self-Opening Parachute Is New Safety Invention. 1976 Shooting Times & Country Mag. 22 Dec. 45/1 (advt.) A pair of Holland and Holland Royal 12-b sporting guns. Self opening, single trigger. 2007 Contra Costa (Calif.) Times (Nexis) 27 Jan. f4 Trashcans equipped with infrared sensors that trigger self-opening lids. This entry has been updated (OED Third Edition, January 2018; most recently modified version published online March 2022). < adj.1813
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