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单词 pickering
释义

pickeringn.1

Brit. /ˈpɪk(ə)rɪŋ/, U.S. /ˈpɪk(ə)rɪŋ/
Origin: Probably a variant or alteration of another lexical item. Etymon: pickerel n.1
Etymology: Probably an alteration of pickerel n.1, with ending remodelled after -ing suffix3.
1. = pickerel n.1 1. Obsolete. rare.
ΘΚΠ
the world > animals > fish > class Osteichthyes or Teleostomi > order Salmoniformes (salmon or trout) > family Esocidae (pikes) > [noun] > esox lucius (true pike) > young or small
pickerel1290
pickering1528
Jack1587
pod1587
jeg1611
jack pike1788
pikelet1892
1528 in T. D. Whitaker Hist. Craven (1812) 307 Item, in great pike, & pickering, 6 score. 8. l.
2. U.S. = pickerel n.1 2.
ΘΚΠ
the world > animals > fish > class Osteichthyes or Teleostomi > order Salmoniformes (salmon or trout) > family Esocidae (pikes) > [noun] > esox lucius (true pike)
hakedeOE
pike1314
ged1324
water wolfa1398
luce14..
pike fish1494
lucetc1550
wolf1555
lucern1615
river wolf1655
jack fish1659
luscio1680
lupus1706
pickerel1709
esox1774
fresh-water shark1799
pickering1842
northern1950
1842 Nat. Hist. N.Y., Zool. iv. 16 The Champlain Pickering..is [also called] the Little Pickerel, or Pickering, which is also applied to many other species.
1884 G. B. Goode in G. B. Goode et al. Fisheries U.S.: Sect. I 424 The Sauger or Pickering of the Saint Lawrence was the original Lucioperca canadensis of Col. C. H. Smith.
1911 Rep. Comm. U.S. Bureau Fisheries 1908 315 Sauger (Stizostedion canadense)... It is known locally as..‘pickering,’ ‘pickerel,’ ‘horsefish,’ etc.
1997 Commercial Appeal (Memphis, Tennessee) (Nexis) 19 Jan. d10 Colloquial names—Sand pike, gray pike, jack, jack salmon, river pike, spotfin pike, pickering, horsefish, spotted trout and rattlesnake pike.
This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022).

Pickeringn.2

Brit. /ˈpɪk(ə)rɪŋ/, U.S. /ˈpɪk(ə)rɪŋ/
Origin: From a proper name. Etymon: proper name Pickering.
Etymology: < the name of Edward Charles Pickering (1846–1919), U.S. astronomer, who first observed the phenomenon.
Physics.
attributive and in the genitive, esp. in Pickering series. Designating (the lines of) a series in the spectrum of ionized helium with wave numbers represented by 4R(1/42 − 1/m2) (where R is the Rydberg constant and m = 5, 6,…), of which the first line has a wavelength of 1013 nanometres and the series limit is at 365 nanometres.Observed by Pickering in 1896 ( Astrophysical Jrnl. 4 369, 5 92).
ΘΚΠ
the world > matter > physics > atomic physics > decomposition of light, spectrum > [adjective] > referring to discoveries by specific scientists
Balmer1891
Zeeman1898
Pickering1914
Lyman1922
Brackett1930
1914 Philos. Trans. (Royal Soc.) A. 214 227 The lines of the ‘4686’ and the associated Pickering Series have since become of increased importance, in connection with theories of the constitution of the atom.
1923 H. L. Brose tr. A. J. W. Sommerfeld Atomic Struct. & Spectral Lines iv. 208 Pickering's series (7) includes only one-half of the lines represented by (7a), namely, those for which k is odd.
1967 W. R. Hindmarsh Atomic Spectra ii. 5 It was first believed that the Pickering series arose from a special form of hydrogen but it is now known to be due to ionized helium.
2002 Astron. & Astrophysics 386 l13 Broad.., low equivalent width..emission lines from the He II Pickering series were clearly detected.
This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022).
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