from The American Heritage® Dictionary of the English Language, 4th Edition
- transitive v. To strengthen or support with other evidence; make more certain. See Synonyms at confirm.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To confirm, strengthen or support something with additional evidence; to attest or vouch.
from the GNU version of the Collaborative International Dictionary of English
- transitive v. To make strong, or to give additional strength to; to strengthen.
- transitive v. To make more certain; to confirm; to establish.
- adj. Corroborated.
from The Century Dictionary and Cyclopedia
- To strengthen; make strong, or impart additional strength to: as, to corroborate the judgment, will, or habits.
- To confirm; make more certain; give additional assurance of: as, the news is corroborated by recent advices.
- Corroborated; strengthened; confirmed.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. support with evidence or authority or make more certain or confirm
- v. give evidence for
- v. establish or strengthen as with new evidence or facts
Latin corrōborāre, corrōborāt- : com-, com- + rōborāre, to strengthen (from rōbur, rōbor-, strength; see reudh- in Indo-European roots).(American Heritage® Dictionary of the English Language, Fourth Edition)
From Latin corrōborātus, perfect passive participle of corrōborō ("strengthen"), from com- ("together") + rōborō ("strengthen"), from rōbur ("strength"). (Wiktionary)