[air-uh n, ar-]
  1. the older brother of Moses, usually regarded as the first high priest of the Hebrews. Ex. 28; 40:13–16.
  2. Henry LouisHank, born 1934, U.S. baseball player.
  3. a male given name.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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  1. Old Testament the first high priest of the Israelites, brother of Moses (Exodus 4:14)
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

Word Origin and History for aaron


masc. proper name, in the Old Testament the brother of Moses, from Hebrew Aharon, probably of Egyptian origin. The Arabic form is Harun. Aaron's beard as a type of herb is from 1540s.

Online Etymology Dictionary, © 2010 Douglas Harper