anyone
[en-ee-wuhn, -wuh n]
pronoun
any person at all; anybody: Did anyone see the accident?
Origin of anyone
Usage note
Anyone as a pronoun meaning “anybody” or “any person at all” is written as one word: Does anyone have the correct time? The two-word phrase any one means “any single member of a group of persons or things” and is often followed by of: Can any one of the members type? Any one of these books is exciting reading. Anyone is somewhat more formal than anybody. See also each, they.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
anyone
pronoun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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anyone
Online Etymology Dictionary, © 2010 Douglas Harper