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-ician

American  
  1. a suffix forming personal nouns denoting occupations.

    beautician; mortician.


-ician British  

suffix

  1. indicating a person skilled or involved in a subject or activity

    physician

    beautician

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of -ician

Extracted from musician, physician, etc., derived, with -ian, from words ending in -ic