tonic的词源

英文词源

tonic (n.1): "a tonic medicine," 1799, from tonic (adj.). From 1873 (in gin and tonic) as short for tonic water (1861 as a commercial product, water infused with quinine), so called because held to aid digestion and stimulate appetite.
tonic (adj.): 1640s, "relating to or characterized by muscular tension," from Greek tonikos "of stretching," from tonos "a stretching" (see tenet). The meaning "maintaining the healthy firmness of tissues" is recorded from 1680s, first extended 1756 to "having the property of restoring to health." Related: Tonical (1580s).
tonic (n.2): in the musical sense, 1760, short for tonic note, from tone (n.) in the musical sense + -ic. Related: Tonicity.

来自 tone,身体健康性，-ic,形容词后缀。现词义缩写自 tonic water,让身体健康的水，原为一种保健品，因加入奎宁，通常叫奎宁水，引申词义补药，滋补品等，后词义也与 toner 相融合。

该词的英语词源请访问找单词词源英文版：tonic 词源，tonic 含义。