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单词 extinct
释义
extinctex‧tinct /ɪkˈstɪŋkt/ ●●○ adjective Word Origin
WORD ORIGINextinct
Origin:
1400-1500 Latin exstinctus, past participle of exstinguere; EXTINGUISH
Examples
EXAMPLES FROM OTHER DICTIONARIES
  • The valley contains fossils of many extinct species.
  • The white rhino is now almost extinct.
  • There are several theories as to why the dinosaurs become extinct?
EXAMPLES FROM THE CORPUS
  • All of them were marine and all of them are extinct.
  • Both are about modern paleontologists who encounter groups of hominids thought extinct for eons.
  • But there was no laughter, and he had to remember that Browning Societies had been extinct for a long time.
  • Cuvier noticed that the most recently extinct creatures such as the mammoth were closely related to living species.
  • Once extinct this wonderful animal will be gone for ever.
  • The adonis blue and silver-skipper butterflies are all but extinct.
  • The most chilling exhibit space is a room that holds species that are extinct or endangered.
Thesaurus
Longman Language Activatorto stop existing
if something disappears , it stops existing, and cannot be seen any more: · Thousands of square miles of rainforest are disappearing each year.· The dolphin has just about disappeared from the coasts of Britain.· Once you start drinking too heavily, the beneficial effects of alcohol disappear.
to stop existing, especially because of a sudden or quick process: · All hopes of finding the boy alive have vanished.· The Shatin rice fields have long vanished beneath a new town of skyscrapers and motorways.vanish without a trace (=so that nothing remains): · Like so many dance crazes, the "moonwalk' was popular for a while in the clubs, then vanished without a trace.
if a type of animal or plant becomes extinct , all the animals or plants of that type die, so that the type does not exist any more: · Dinosaurs became extinct millions of years ago.· If nothing is done to save the whales now, the species will soon become extinct.
when all the animals or plants of a particular type die, so that the type no longer exists: · The Scarlet Macaw is in imminent danger of extinction.face/be threatened with extinction (=likely to soon become extinct): · Out of 329 parrot species, 30 now face extinction.· Large numbers of rare and beautiful Alpine plants are threatened with extinction. save something from extinction: · attempts to save the elephant from extinction
to gradually become rarer and then stop existing - use this about a type of animal or plant, a disease, or a custom: · Diseases such as leprosy and polio have almost completely died out.· The country is changing very quickly and many of the old traditions are dying out.· The nearest common ancestor of man and the modern great apes died out about 30 million years ago.
to stop existing: · The town which Joyce wrote about has long since ceased to exist.· As of 1991, the Russian Communist Party effectively ceased to exist.
when something no longer exists
· Many of the old birth and death records do not exist any more.· The system that guaranteed lifetime employment no longer exists.· The ideal is to build a society in which racism no longer exists.
if a type of animal is extinct , none of them are alive anymore: · The white rhino is now almost extinct.· There are several theories as to why the dinosaurs became extinct.· The valley contains fossils of many extinct species.
if something such as a type of plant or animal dies out , there are fewer and fewer of them until finally there are none left: · Many of the old village traditions are dying out.· Unless we do something now, hundreds of plant and animal species will die out.
if something disappears , it stops existing and can no longer be seen or felt: · Thousands of miles of rainforest are disappearing every year.· As the economy improves, workers' fears of being laid off have disappeared.
WORD SETS
avalanche, nounaxis, nouncatchment area, nouncrater, noundinosaur, noundivide, nounelement, nounextinct, adjectivegallery, noungeo-, prefixgeophysics, nounglacial, adjectiveglaciation, noungoldfield, nounlandslide, nounlandslip, nounleach, verbmagnetic pole, nounmagnitude, nounmantle, nounmeteorite, nounmolten, adjectivemother lode, nounnatural history, nounonyx, nounopal, nounozone layer, nounpaleontology, nounpitchblende, nounPleistocene, adjectivePliocene, adjectiveprimeval, adjectivequake, verbquake, nounrarefied, adjectiverock, verbscour, verbshock wave, nounslide, nounsoapstone, nounstony, adjectivestream, nounstrip mine, nounsubcontinent, nounsubterranean, adjectivesuperficial, adjectiveterrain, nounterrestrial, adjectivetremor, nounundercurrent, nounvolcanic, adjectivevolcano, nounvortex, nounwater table, noun
Collocations
COLLOCATIONS FROM THE ENTRY
 Pandas could become extinct in the wild.
COLLOCATIONS FROM OTHER ENTRIES
(=no longer existing)· About a hundred species are becoming extinct every day.
(=it does not erupt anymore)· The lake is at the foot of an extinct volcano.
COLLOCATIONS FROM THE CORPUSADVERB
· By the turn of this century the barrens were almost extinct, and the list of their constituent species hardly recorded.· The yard was a desert of flint chips and rolling stock that was almost extinct.· He played an almost extinct worm crawling through dead leaves.· These wonders are happening because a breed of lawmakers thought to be almost extinct has been reasserting itself.· By 1830 the breed was almost extinct and by 1907 the situation was critical.
· I sat on a log among the shadows of creatures now extinct and others long since departed for pasture in the south.· Many tropical islands once had their own species, but most of these are now extinct.· We have no way of knowing whether any other animals now extinct - pterodactyls perhaps? - also evolved the technology independently.· There was none after 1969, and the colony is now extinct.· The line is now extinct but at the time we arrived they had lived in the castle for some five hundred years.
· Much of the software currently in use is based upon virtually extinct programming languages that hardly anyone understands any more.· It helps publishers' bottom lines, too, that head-to-head competition among papers is virtually extinct.· As a result, the otter, barn owl and red squirrel are now virtually extinct in many parts of the country.
NOUN
· Why are there different combinations of extinct species in each layer of rock?· His father had abandoned the family when Che was seven or eight-fathers often seemed to be an extinct species at City College.
· The island is actually the summit of a huge, extinct volcano.· Even mightier in the background is the extinct volcano of Arthur's Seat.
1an extinct type of animal or plant does not exist anymore:  Dinosaurs have been extinct for millions of years. Pandas could become extinct in the wild. an extinct species2if a type of person, custom, skill etc is extinct, it does not exist in society anymore3an extinct volcano does not erupt anymore OPP  active
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更新时间:2025/3/15 9:01:42