Extinction
[ɪk'stɪŋ(k)ʃ(ə)n;ek-] or [ɪk'stɪŋkʃən]
Definition
(noun.) the act of extinguishing; causing to stop burning; 'the extinction of the lights'.
(noun.) a conditioning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus.
(noun.) complete annihilation; 'they think a meteor cause the extinction of the dinosaurs'.
(noun.) the reduction of the intensity of radiation as a consequence of absorption and radiation.
(noun.) no longer in existence; 'the extinction of a species'.
(noun.) no longer active; extinguished; 'the extinction of the volcano'.
Checked by Clifton--From WordNet
Definition
(n.) 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.
(n.) State of being extinguished or of ceasing to be; destruction; suppression; as, the extinction of life, of a family, of a quarrel, of claim.
Inputed by Kirsten
Synonyms and Synonymous
n. [1]. Extinguishment.[2]. Destruction, annihilation, extirpation, extermination, excision, abolition, abolishment.
Checker: Sinclair
Synonyms and Antonyms
SYN:Destruction, stifling, suffocation, death, cessation, annihilation,obsolescence
ANT:Origination, inception, planting, birth, fife, course, operation, action,exercise, prosperity, continuance, survival
Typist: Naomi
Unserious Contents or Definition
n. The raw material out of which theology created the future state.
Inputed by Elizabeth
Examples
- But before extinction overtook them, even the Neanderthalers learnt much and went far. H. G. Wells. The Outline of History_Being a Plain History of Life and Mankind.
- Must you ever go on down the ages to your final extinction but little above the plane of the dumb brutes that serve you! Edgar Rice Burroughs. A Princess of Mars.
- Therefore, the utter extinction of a group is generally, as we have seen, a slower process than its production. Charles Darwin. On the Origin of Species by Means of Natural Selection.
- But we have already seen how it entails extinction; and how largely extinction has acted in the world's history, geology plainly declares. Charles Darwin. On the Origin of Species by Means of Natural Selection.
- A blaze of love, and extinction, was better than a lantern glimmer of the same which should last long years. Thomas Hardy. The Return of the Native.
- There has been much less extinction of the forms of life which once connected fishes with Batrachians. Charles Darwin. On the Origin of Species by Means of Natural Selection.
- The moon and stars were closed up by cloud and rain to the degree of extinction. Thomas Hardy. The Return of the Native.
- The extinction of scientific and of all other learning seemed imminent. Walter Libby. An Introduction to the History of Science.
- The sabre-toothed tiger was diminishing towards extinction. H. G. Wells. The Outline of History_Being a Plain History of Life and Mankind.
- Thus extinction and natural selection go hand in hand. Charles Darwin. On the Origin of Species by Means of Natural Selection.
- This is suggested by flame, simmering liquids, the excitement of heat by motion, the extinction of fire by compression, etc. Walter Libby. An Introduction to the History of Science.
- In this last cause tending to bring about extinction there was a mysterious element. Walter Libby. An Introduction to the History of Science.
- In the war of extermination that was ever before the great naturalist's eye in South America, what is it that favors a species' survival or determine s its extinction? Walter Libby. An Introduction to the History of Science.
- A broken or interrupted range may often be accounted for by the extinction of the species in the intermediate regions. Charles Darwin. On the Origin of Species by Means of Natural Selection.
- The extinction of species has been involved in the most gratuitous mystery. Charles Darwin. On the Origin of Species by Means of Natural Selection.
Typed by Jed