a·mass
(ə-măs′)v. a·massed, a·mass·ing, a·mass·es
v.tr.1. To gather together or accumulate a large quantity of (something): amass evidence; amass a fortune.
2. To be the site of (an increasing mass), especially as a result of neglect: How long has the desk been amassing bills?
v.intr. To come together; collect:
troops amassing on the border. See Synonyms at
gather.
[Middle English, to accumulate, from Old French amasser, to assemble : a-, to (from Latin ad-; see ad-) + masser, to gather together (from Latin massa, lump, mass; see mass).]
a·mass′a·ble adj.
a·mass′er n.
a·mass′ment n.
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.
amassable
(əˈmæsəbəl) adjof a nature that can be amassed
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014