from Wiktionary, Creative Commons Attribution/Share-Alike License
- adv. In a believable way.
- adv. Used to express the speaker's assessment of the credibility of a reported statement.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adv. in a believable manner
- adv. easy to believe on the basis of available evidence
believable + -ly (Wiktionary)