tr.v. ar·peg·gi·at·ed, ar·peg·gi·at·ing, ar·peg·gi·ates
1. To play or sing (a chord) in arpeggio.
2. To represent (the tones of a chord) as separate notes, as on a staff.
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.
to play an arpeggioto represent (a chord) as separate notes on a score
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014