extinction

extinction teriminin İngilizce İngilizce sözlükte anlamı: The action of making or becoming extinct; annihilation; The absorption or scattering of electromagnetic radiation emitted by astronomical objects by intervening dust and gas before it reaches the observer; {n} abolition, destruction; The act of extinguishing or making extinct; a putting an end to; the act of putting out or destroying light, fire, life, activity, influence, etc; The termination of any lineage of organisms, from subspecies to species and higher taxonomic categories from genera to phyla Extinction can be local, in which one or more populations of a species or other unit vanish but others survive elsewhere, or total (global), in which all the populations vanish When biologists speak of the extinction of a particular species without further qualification, they mean total extinction1; is when a species of any animal, plant or creature is no longer found alive Back to Mammal main page; a conditioning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus; Disappearance of a species from all or part of their geographic range Also see background extinction and mass extinction; The total disappearance of a species or taxon; The human-caused or natural process whereby a species or population ceases to exist (1) See Endangered Species, Threatened Species; Process where no more of a species live on our planet, e g dinosaurs are extinct Many species are threatened with extinction; A gradual reduction in the frequency of occurrence of an operant behavior that results from a lack of reinforcement of the response; no longer active; extinguished; "the extinction of the volcano"; the attenuation of light due to scattering and absorption as it passes through a medium; The apparent dimming of star or planet when low on the horizon due to absorption by the Earth's atmosphere; Occurs when all the members of a specific kind of plant or animal have died; State of being extinguished or of ceasing to be; destruction; suppression; as, the extinction of life, of a family, of a quarrel, of claim; When all the members of a clade or taxon die, the group is said to be extinct; The total disappearance of a species or higher taxon, so that it no longer exists anywhere; no longer active; extinguished; "the extinction of the volcano; a conditioning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus complete annihilation; "they think a meteor cause the extinction of the dinosaurs"; The procedure in a conditioning experiment where the unconditioned stimulus or the reinforcer is no longer presented (Anderson); complete annihilation; "they think a meteor cause the extinction of the dinosaurs"; The dying out of a species of living thing, and its complete disappearance from the earth; A process for weakening behavior to its preconditioning level In the respondent model, it consists of continuous presentation of the conditioned stimulus without the unconditioned stimulus In the operant model, it consists of withholding reinforcement after the response is emitted; Blockage of the Sun's light caused by certain aerosols and gases in the atmosphere; Extinction occurs when the behavior or response fades out over time due to non-reinforcement; the reduction of the intensity of radiation as a consequence of absorption and radiation no longer in existence; "the extinction of a species"; A procedure in which reinforcement that previously followed a behavior is discontinued; {i} extinguishment; annihilation, total destruction; the reduction of the intensity of radiation as a consequence of absorption and radiation; Used by biologists to describe the irreversible loss of a living species; The failure of a taxonomic group to produce direct descendants, causing its worldwide disappearance from the record at a given point in time; The total disappearance of a species of plant or animal Most widely known is the extinction of the dinosaurs; Reinforcement is withheld from a previously reinforced behavior and therefore the behavior decreases The goal of withholding reinforcement is to decrease the target behavior; the act of extinguishing; causing to stop burning; "the extinction of the lights" a conditioning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus complete annihilation; "they think a meteor cause the extinction of the dinosaurs" the reduction of the intensity of radiation as a consequence of absorption and radiation no longer in existence; "the extinction of a species" no longer active; extinguished; "the extinction of the volcano; dying out of a species; no longer in existence; "the extinction of a species"; The extinction of a species of animal or plant is the death of all its remaining living members. An operation is beginning to try to save a species of crocodile from extinction; If someone refers to the extinction of a way of life or type of activity, they mean that the way of life or activity stops existing. The loggers say their jobs are faced with extinction because of declining timber sales. Dying out or termination of a species. It occurs when a species can no longer reproduce at replacement levels. Most past extinctions are thought to have resulted from environmental changes that the doomed species was either unable to adapt to or that caused it to adapt so thoroughly that it became a distinctly new species. The effect of humans on the environment, through hunting, collecting, and habitat destruction, has become the principal factor in plant and animal extinctions; complete disappearance of a species because of failure to adapt to environmental change; the act of extinguishing; causing to stop burning; "the extinction of the lights"; reduction in the intensity of the light (the number of photons) from a celestial body as the light passes through a dust cloud Dust clouds in space make stars behind the dust clouds appear dimmer than they would be if the dust was not there; cease
extinction of species: Dying out or termination of a species. It occurs when a species can no longer reproduce at replacement levels. Most past extinctions are thought to have resulted from environmental changes that the doomed species was either unable to adapt to or that caused it to adapt so thoroughly that it became a distinctly new species. The effect of humans on the environment, through hunting, collecting, and habitat destruction, has become the principal factor in plant and animal extinctions
K-T extinction event: The rapid dying off of a large percentage of all animal species in a comparatively short period of time 65.5 million years ago. This coincides with the end of the Cretaceous period, and may have been caused by an impact event
extinct: Extinguished, no longer alight (of fire, candles etc.)
Poor Edward's cigarillo was already extinct.
extinct: No longer actively erupting
Most of the volcanos on this island are now extinct.
interstellar extinction: the dimming of light from the stars due to absorption and scattering from dust in the interstellar medium
mass extinction: A sharp decrease in the total number of species in a relatively short period of time
extinct: being no longer in existence
extinct: {a} extinguished, abolished, at an end, dead
pseudo-extinction: [MASS NOUN] (Palaeontology) the apparent extinction of a group of organisms of which modified descendant forms survive
Extinct: didine
angle of extinction: the angle from its axis that a crystal must be rotated before appearing maximally dark when viewed in polarized light
extinct: Extinguished; put out; quenched; as, a fire, a light, or a lamp, is extinct; an extinct volcano
extinct: of e g volcanos; permanently inactive; "an extinct volcano"
extinct: A species of animal or plant that is extinct no longer has any living members, either in the world or in a particular place. It is 250 years since the wolf became extinct in Britain
extinct: species gone forever, none alive anywhere
extinct: [adj] A species of organism that has no living representatives
extinct: Being no longer found anywhere in the world-e g ; passenger pigeon
extinct: Being no longer found anywhere in the world (e g , passenger pigeon) without reference to cause(s)
extinct: No longer in existence; having died out
extinct: No longer living Generally applied to a taxon As opposed to extant
extinct: An extinct volcano is one that does not erupt or is not expected to erupt any more. Its tallest volcano, long extinct, is Olympus Mons
extinct: volcanos; permanently inactive; "an extinct volcano" of a fire; being out or having grown cold; "threw his extinct cigarette into the stream"; "the fire is out" no longer in existence; lost or especially having died out leaving no living representatives; "an extinct species of fish"; "an extinct royal family"; "extinct laws and customs
extinct: a plant or animal species may entirely cease to exist Recent examples are the dodo, a large flightless bird which used to live as recently as two hundred years ago, on the island of Mauritius There are today many species of birds, flowers, fish, insects, large mammals, including certain types of whale, which are threatened with extinction, most as a result of human activity Happily, the smallpox virus is about to become extinct
extinct: - When all members of a species have died out
extinct: If a particular kind of worker, way of life, or type of activity is extinct, it no longer exists, because of changes in society. Herbalism had become an all but extinct skill in the Western world
extinct: A species of plant or animal of which no individuals remain living anywhere on the planet
extinct: No longer alive; no longer in existence
extinct: something that is no longer found living anywhere on Earth
extinct: no longer in existence; lost or especially having died out leaving no living representatives; "an extinct species of fish"; "an extinct royal family"; "extinct laws and customs
extinct: species no longer in existence or not located in the wild during the past 50 years
extinct: of a fire; being out or having grown cold; "threw his extinct cigarette into the stream"; "the fire is out"
extinct: Extinction is a natural process that has occurred throughout the history of life on earth The significant difference in today's world is the rate of extinction Between 1600 - 1850 scientists documented only five animal extinctions - or one animal every 30 years Since 1850 the rate of global extinction has escalated to at least one animal every 2 15 years
extinct: A species of plant or animal that is no longer living
extinct: means that an animal or plant no longer exists on earth Millions of animal and plant species have already died out and some scientists estimate that about six species a minute become extinct Extinction is a natural process that humans have unnaturally accelerated through our activities including cutting down the forests, building towns and cities and roads
extinct: A volcano that is not expected to erupt again
extinct: No longer existing
extinct: no longer in existence
extinct: Refers to a species that no longer exists on Earth
extinct: refers to a species that no longer exists Local extinction occurs when every member of a particular population has died Global extinction occurs when every member of a species has died The passenger pigeon and the dodo are examples of globally extinct birds
extinct: no longer in to be found or in existence
extinct: volcanos; permanently inactive; "an extinct volcano"
extinct: Plants and animals that no longer exist
extinct: No longer used; obsolete, discontinued
extinct: Without a survivor; without force; dead; as, a family becomes extinct; an extinct feud or law
extinct: No longer erupting
extinct: {s} nonexistent; vanished, dead
extinct: A species which no longer exists The Stellar sea cow is an example of a species which once lived on the Pacific's East Coast and is now extinct
extinct: of e
extinct: – no longer existing or active; died out
extinct: To cause to be extinct
extinct: Has died out, is no longer in existence
extinct: (ek stinkt') A species that is no longer in existence
extinctions: plural of extinction
in danger of extinction: in danger of dying out
mass extinction: A catastrophic, widespread perturbation where major groups of species become extinct in a relatively short time compared to normal background extinctions
mass extinction: The dying-out of several plant and/or animal groups over a brief period of geological time
mass extinction: An event in which a large number of organisms in many different clades are eliminated
mass extinction: An event in which large numbers of species die out in a very short time across the whole of the Earth The K-T event was one of the 'Big Five', the five largest mass extinctions
mass extinction: The sudden disappearance in the fossil record of a large number of species of life, to be replaced by new species in subsequent layers Mass extinctions are indications of catastrophic changes in the environment, such as might be produced by a large impact on the Earth
mass extinction: n: A catastrophic, widespread -- often global -- event in which major groups of species are wiped out over a relatively short period when compared to normal ( background ) extinction rates There have been five major mass extinctions, of natural causes (in at least one case due to an asteroid impacting the earth), in the earth's history We are now entering a sixth great mass extinction, this time of unnatural causes human activities
threat of extinction: threat to certain animals and plants that are disappearing from the Earth

extinction

Heceleme

ex·tinc·tion

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îkstîngkşın

Eş anlamlılar

annihilation, death, destruction, elimination, end of life, no life, obsolescence, thing of the past

Telaffuz

/əkˈstəɴɢksʜən/ /ɪkˈstɪŋkʃən/

Etimoloji

() French extinction Latin extinctio (“extinction, annihilation”) extinguere, past participle extinctus (“to extinguish”); see extinguish.

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