endangeredadj.
a. That is or has been exposed to danger.
ΘΚΠ
the world > action or operation > harm or detriment > danger > [adjective] > exposed to danger
unsurea1400
periclitate1525
dangeredc1604
endangered1609
unsafea1616
perdua1625
insecure1655
imperilled1656
unsecure1656
naufrageous1694
perilled1819
jeopardized1864
periculant1882
at-risk1965
1609 S. Daniel Civile Wares (rev. ed.) iv. xlix. 99 Had he not speedy succour lent To his indangered father.
1679 R. South Serm. Several Occasions Ep. Ded. sig. A2 These Discourses..their drift is to carry the most Endangered, and Endangering Truth, above the Safest, when sinfull, Interest.
1846 G. Grote Hist. Greece I. i. viii. 235 Protectors of the endangered mariner.
b. spec. (of an animal or plant) in danger of extinction; esp. in endangered species (also transferred and figurative).
ΘΚΠ
the world > animals > [adjective] > endangered
endangered1964
the world > animals > [noun] > species > in danger of extinction
endangered species1964
the world > life > biology > balance of nature > [noun] > endangered species
endangered species1964
the world > life > biology > balance of nature > [adjective] > threatened with extinction
threatened1960
endangered1964
1964 Congress. Rec. 8 July 16099/1 A partial list of extinct and endangered species of the United States and Puerto Rico is attached.
1976 New Yorker 12 Jan. 58/2 Seven hundred and sixty-one plants were designated as ‘endangered’, meaning their survival was in serious doubt.
1980 Alabama Hist. Q. Spring–Summer 102 The buildings illustrated were selected on the basis of their presence on the endangered species list.
1984 Sunday Times 22 Apr. 3/3 Dangerfield is being forced to close his collection of endangered birds.
1985 Times 11 Jan. 13/4 Freestanding art schools are becoming a rare and endangered species in this country.
This entry has not yet been fully updated (first published 1972; most recently modified version published online June 2019).
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adj.1609