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degeneration SimpleWikiWiktionaryGoogle検索CollinsCambridgeLongmanLongman英和Learners 【 130405 】 【意味】 "[名詞] the process of declining from a higher to a lower level of effective power or vitality or essential quality [例] The degeneration of the brain is a serious problem. [例] He was concerned about the degeneration of the species. [意味] 退化, 衰退, 衰え, 変質, 悪化, 堕落, 劣化, 退廃 ; [同義語] devolution ; [反意語] evolution, development ; [上位語] physical process, process ; [下位語] obsolescence, macular degeneration, attack ; [派生] degenerate, deteriorate, devolve, drop ; [同義語群] 13460299-n [名詞] the state of being degenerate in mental or moral qualities [例] The degeneration of the society is a cause of concern. [例] He believed that the degeneration of the society was inevitable. [意味] 退化, 退廃, 堕落, 変質, 衰退, 悪化, 縮退, 頽廃 ; [同義語] decadence, degeneracy, decadency ; [上位語] degradation, abjection, abasement ; [派生] degenerate, deteriorate, decadent, devolve, effete, drop ; [同義語群] 14440875-n [名詞] passing from a more complex to a simpler biological form [例] The degeneration of the species was caused by the lack of food. [意味] 退化, 変質, 衰退, 退歩, 退廃, 頽廃, 退化症, 退化現象 ; [同義語] retrogression ; [上位語] transformation, transmutation, shift ; [下位語] cataplasia, abiotrophy ; [同義語群] 07426893-n"