tr.v., -rat·ed, -rat·ing, -rates.
To strengthen or support with other evidence; make more certain. See synonyms at confirm.
[Latin corrōborāre, corrōborāt- : com-, com- + rōborāre, to strengthen (from rōbur, rōbor-, strength).]
corroboration cor·rob'o·ra'tion n.corroborative cor·rob'o·ra'tive (-ə-rā'tĭv, -ər-ə-tĭv) or cor·rob'o·ra·to'ry (-ər-ə-tôr'ē, -tōr'ē) adj.
corroborator cor·rob'o·ra'tor n.
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.
