decays
زبان مبدأ: انگلیسی
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- واژهنامه · Merriam-Webster Collegiate Dictionary beta decay Function: noun Date: 1931 : a radioactive nuclear transformation governed by the weak force in which a nucleon (as a neutron) changes into a nucleon (as a proton) of the other type with the emission of either an electron and an antineutrino or a positron and a neutrino 1 de·cay n. Pronunciation: di- ' kā Function: verb Etymology: Middle English, from Anglo-French decaïr, from Late Latin decadere to fall, sink, from Latin de- + cadere to fall ― more at CHANCE Date: 15th century intransitive verb 1 : to decline from a sound or prosperous condition 2 : to decrease usually gradually in size, quantity, activity, or force 3 : to fall into ruin 4 : to decline in health, strength, or vigor 5 : to undergo decomposition transitive verb 1 obsolete : to cause to decay : IMPAIR 2 : to destroy by decomposition –de·cay·er noun synonyms DECAY , DECOMPOSE , ROT , PUTREFY , SPOIL mean to undergo destructive dissolution. DECAY implies a slow change from a state of soundness or perfection . DECOMPOSE stresses a breaking down by chemical change and when applied to organic matter a corruption . ROT is a close synonym of DECOMPOSE and often connotes foulness . PUTREFY implies the rotting of animal matter and offensiveness to sight and smell . SPOIL applies chiefly to the decomposition of foods . 2 decay n. Function: &…