1. Of, relating to, or resembling: Bostonian.
2. One relating to, belonging to, or resembling: academician.
[Middle English -ien, -ian, from Old French -ien, from Latin -iānus, adj. and n. suff.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
a variant of -an: Etonian; Johnsonian.
[from Latin -iānus]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a suffix with the same meaning and properties as -an1; -ian is now the more productive of the two suffixes in recent coinages, esp. when the base noun ends in a consonant: Orwellian; Washingtonian.
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