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单词 dissimilation
释义 dissimilation
 /di sim'euh lay"sheuhn/,  n.  
  1. the act of making or becoming unlike.
  2.  Phonet.   the process by which a speech sound becomes different from or less like a neighboring sound, as pilgrim /pil"grim/ from Latin peregrinus /perdd'e grddee"noos/, and purple /perr"peuhl/ from Old English purpure /poordd"poo rdde/, or disappears entirely because of a like sound in another syllable, as in the pronunciation /guv"euh neuhr/ for governor. Cf. assimilation (def. 5).
  3.  Biol.   catabolism.
 [1820-30; DIS-1 + (AS)SIMILATION]
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更新时间:2025/1/22 20:45:24