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单词 masering
释义

maseringn.

Brit. /ˈmeɪzərɪŋ/, U.S. /ˈmeɪzərɪŋ/
Origin: Formed within English, by derivation. Etymons: maser n., -ing suffix1.
Etymology: < maser n. + -ing suffix1. Compare earlier masing n., and masering adj.
Chiefly Astronomy.
= masing n.
ΘΚΠ
the world > matter > physics > electromagnetic radiation > radio wave > microwave > [noun] > amplification
cavity resonator1936
maser1955
masing1966
masering1977
1977 Astron. Jrnl. 82 406/2 The closest H ii region that exhibits masering is Orion A.
1981 Astron. & Astrophysics 100 l12/1 The simplest explanation..is that..some initial event has changed the temperature and density of the maser cloud to produce enhanced masering.
1988 Astron. & Astrophysics 196 327/2 Section 6 contains a discussion of the necessary physical conditions for synchrotron masering in a thermal plasma.
This is a new entry (OED Third Edition, December 2000; most recently modified version published online March 2022).

maseringadj.

Brit. /ˈmeɪzərɪŋ/, U.S. /ˈmeɪzərɪŋ/
Origin: Formed within English, by derivation. Etymons: maser n., -ing suffix2.
Etymology: < maser n. + -ing suffix2. Compare masing adj.
Chiefly Astronomy.
= masing adj.Quot. 1962 apparently represents an isolated verbal use: cf. mase v.
ΚΠ
1962 Appl. Physics Lett. 1 91/2 To further confirm this conclusion that the diode was masering, we made two other observations.]
1971 Physics Bull. Mar. 143/1 A well known feature of masers is the narrowing they produce in the emitted spectral lines and this is no less a characteristic of interstellar OH masers which have line widths far less than expected for the Doppler motions within the masering clouds.
1987 Astron. & Astrophysics 173 358/2 Model calculations..predict that the (3, 3) line of ortho ammonia should be masering for a range of cloud parameters.
This is a new entry (OED Third Edition, December 2000; most recently modified version published online March 2022).
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n.1977adj.1971
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