Synonym: defunctness, experimental extinction, extermination, extinguishing, quenching. Similar words: distinction, sanction, function, compunction, and function, functional, malfunction, dysfunction. Meaning: [-kʃn] 
n. 1. no longer in existence 2. no longer active; extinguished 3. the reduction of the intensity of radiation as a consequence of absorption and radiation 4. complete annihilation 5. a conditioning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus 6. the act of extinguishing; causing to stop burning.
n. 1. no longer in existence 2. no longer active; extinguished 3. the reduction of the intensity of radiation as a consequence of absorption and radiation 4. complete annihilation 5. a conditioning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus 6. the act of extinguishing; causing to stop burning. 
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241. In the algorithm, the boundary value of extinction is calculated by fitting Lidar return signal in cloudless weather.
242. These findings further suggest that humans may have developed complex cognition that can aid in regulating emotional responses while utilizing phylogenetically shared mechanisms of extinction.
243. We shall simply be resigning ourselves to extinction unless we carry on the four modernizations.
244. The relations between extinction ration, half wave voltage and electrode structure has been analyzed and calculated with transfer matrix theory and effective index method.
245. Many of the best-documented cases of individual species being driven to extinction or near-extinction by humans are those of over-exploitation.
246. The Triassic period ended 210m years ago with another mass extinction of land animals and sea creatures.
247. If the enterprises do not have the idea of development financing, no financing development strategy, then companies involved in the wave of capital and the risk of extinction is extremely widespread.
248. Already almost all Californian Native American languages are in danger of extinction.
249. The benthic extinction event (BEE) and larger foraminifera turnover (LFT) during the Paleocene-Eocene transition constitutes an important step in Paleogene larger-foraminifera evolution.
250. Hunted to near extinction in parts of Scandinavia, the arctic fox is plentiful elsewhere, including here in Iceland.
251. It uses reflection of object(sentencedict.com/extinction.html), atmosphere extinction coefficient of two laser wavelengths and others key technology to improve the observational distance of laser radar.
252. Skinner (1904-1990) built upon Thorndike's ideas to construct a more detailed theory of operant conditioning based on reinforcement, punishment, and extinction.
253. The extinction of key species could have cascading effects throughout the food web.
254. Results The extinctive time of erythema in acne patients was shortened and the extinction of pigment expedited after treated in combination with dressing collagen.
255. In the neoteric and modern civil laws descending from Roman law, drawing has shown its value as one of reasons and means for the extinction of debt.
256. Many species have been shot to the verge of extinction.
257. The Cretaceous extinction was like a terrible streak of bad luck lasting millions of years.
258. Further more, the analysis of the coupling efficiency and extinction ratio in different coupling angle and offset distance are proposed in this dissertation.
259. Proliferative vitreoretinopathy (PVR) is a serious oculopathy. It often results in visual extinction, or even loss of sight.
260. Release the holographic agreements to tie into the extinction planes , and ascension may come forth.
261. Light-blockage particle counter realizes take count of the number of particles by the particle's extinction for light.
262. A new study shows the apparent mass extinction was due instead to a combination of climate change, habitat loss as well as human impact.
263. If there were a single, remediable cause of the honeybee die-off, the question of possible extinction would lose much of its force.
264. Was There a Mass Extinction of Land Plants at the Permian - Triassic Boundary ( PTB )?
265. Ultra-transparent, super-insulating: its almost glass-like transparency, but also self-destroy the nature of fire extinction, fire prevention materials for the best light.
266. But the Mahayana tradition separated them and considered that nirvana referred only to the extinction of craving (passion and hatred), with the resultant escape from the cycle of rebirth.
267. Traditional British delicacies such as bath chaps, jugged hare and brawn are under threat of extinction as youths in the kingdom haven't even heard of them, a survey showed.
268. An extinction coefficient UV method for determination of content uniformity of famotidine for injection was established.
269. It may not be long before we witness the extinction of one of the world's six species of tigers, the Amur (or Siberian) tiger (Panthera tigris altaica).
270. Light - blockage particle counter realizes take count of the number of particles by the particle's extinction light.
More similar words: distinction, sanction, function, compunction, and function, functional, malfunction, dysfunction, distinctive, action, auction, section, fiction, reduction, election, fraction, reaction, infection, selection, objection, direction, prediction, collection, inspection, conviction, reflection, production, attraction, dictionary, connection.