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   rectify

   /ˈrɛktɪfʌɪ/

   verb

   • 1. put right; correct: "mistakes made now cannot be rectified later"
   • 2. convert (alternating current) to direct current: "the current from the transformers is rectified by high-voltage diodes"
   • 3. find a straight line equal in length to (a curve): "his methods of rectifying the cycloid"
   • 4. purify or refine (a substance) by repeated or continuous distillation: "butyl lactate was rectified, and the purified butyl lactate was sequentially hydrolysed"

   Word Origin late Middle English: from Old French rectifier, from medieval Latin rectificare, from Latin rectus ‘right’.

   Derivatives

   • 1. rectifiable adjective

   Scrabble Points: 15

   • R

     1

   • E

     1

   • C

     3

   • T

     1

   • I

     1

   • F

     4

   • Y

     4

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