Of, relating to, or resembling: polar.

[Middle English, from Old French -er, from Latin -āris, variant of -ālis, -al.]
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.


suffix forming adjectives
of; belonging to; like: linear; polar; minuscular.
[via Old French -er from Latin -āris, replacing -ālis (-al1) after stems ending in l]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


var. of ad- before r: arrear.


var. of -al1, joined to words in which an l precedes the suffix: circular; lunar; singular.
[< Latin -āris; replacing Middle English -er < Anglo-French, Old French < Latin -āris]


var. of -er2, often under the influence of a spelling with -ar- in a cognate Latin noun: cellar; collar; poplar; scholar; vicar.


var. of -er1 on the model of -ar2, used in the formation of nouns of agency: beggar; liar.


1. Arkansas.
2. army regulation.




Chem. Symbol.


1. arrival.
2. arrive; arrives.


accounts receivable.
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