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单词 self-inflator
释义

self-inflatorn.

Brit. /ˌsɛlfᵻnˈfleɪtə/, U.S. /ˌsɛlfᵻnˈfleɪdər/
Origin: Formed within English, by derivation. Etymons: self- prefix, inflate v., -or suffix.
Etymology: < self- prefix + inflate v. + -or suffix.
a. An inflatable device designed to inflate itself automatically under particular circumstances. rare.
ΚΠ
1865 U.S. Patent 48,539 1 (title) Self-inflator for raising sunken vessels, &c.
2011 G. Shea Mountain Treks Brit. Columbia i. 20 The term self-inflator is used because the mattress will inflate of its own accord when unpacked and rolled out with the valves open.
b. A device used to blow air, vapour, etc., from the mouth into the nostrils so as to inflate the Eustachian tubes, esp. as a treatment for some types of deafness. Obsolete.
ΚΠ
1892 Jrnl. Laryngol., Rhinol., & Otol. 6 5 (heading) The Eustachian self-inflator.
1908 Practitioner Jan. 123 Patients should never be taught to inflate themselves..by means of any of the so-called self-inflators.
1925 Brit. Med. Jrnl. 12 Dec. 1121/1 In the intervals the patient might keep up the treatment for himself by the use of some form of self-inflator containing a few drops of diluted chloroform.
This entry has been updated (OED Third Edition, January 2018; most recently modified version published online March 2022).
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n.1865
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