单词 | permanganic |
释义 | permanganic in British Englishadjective applied to an acid and its anhydride containing more oxygen than manganic acid and anhydride permanganic in American English (ˌpɜːrmænˈɡænɪk) adjective Chemistry of or derived from permanganic acid Word origin [1830–40; per- + manganic]This word is first recorded in the period 1830–40. Other words that entered Englishat around the same time include: ante, isomerism, orientation, rococo, stroboscopeper- is a prefix meaning “through,” “thoroughly,” “utterly,” “very”. Other words thatuse the affix per- include: perfect, pervade, pervert |
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