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单词 clade
释义

claden.1

Etymology: < Latin clādes destruction, disaster: compare Italian clade in same sense.
Obsolete.
A disaster, calamity, plague.
ΘΚΠ
the world > health and disease > ill health > a disease > plague or pestilence > [noun]
manqualmeOE
deathOE
starveOE
woundc1369
pestilencea1382
murraina1387
mortality?a1425
plaguea1475
pest1479
cladec1480
traik1513
mortalness1530
pestility1570
the world > action or operation > adversity > calamity or misfortune > [noun] > misfortune or ill-luck > instance of misfortune or ill-luck
unsitheOE
evila1300
mischiefa1325
illa1340
adversity1340
infortunea1393
infortunity1477
cladec1480
misfortunec1485
fortune1490
trouble?1521
stumble1547
infelicity1575
disgrace1622
unfortunacya1662
disgracia1740
miscanter1781
reversal1846
avalanche1850
rough spin1919
c1480 (a1400) St. Justina 413 in W. M. Metcalfe Legends Saints Sc. Dial. (1896) II. 164 Or ellis suld þat fellone clade confonde þe cyte but abade.
1528 Dr. Taylor To Wolsey (MS Cott. Cal. D. x. 364) After the grete clade of sycknes and deth of Frenchmenn.
1604 G. Babington Comf. Notes: Exod. i. (Exod.) x. 141 All the ruinous calamities and miserable clades.
This entry has not yet been fully updated (first published 1889; most recently modified version published online March 2021).

claden.2

Brit. /kleɪd/, U.S. /kleɪd/
Etymology: < Greek κλάδος branch.
Biology.
A group of organisms that have evolved from a common ancestor.
ΘΚΠ
the world > life > biology > biological processes > genetic activity > heredity or hereditary descent > [noun] > descent from common ancestor > group having
parentela1881
homogen1888
sibship1906
clade1957
cladistic1965
1957 J. S. Huxley in Nature 7 Sept. 455/1 Cladogenesis results in the formation of delimitable monophyletic units, which may be called clades.
1963 R. R. Sokal & P. H. A. Sneath Numerical Taxon. v. 102 Should taxa in orthodox taxonomy be in general monophyletic groups (clades) or phenetic groups?
This entry has not yet been fully updated (first published 1972; most recently modified version published online March 2022).
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