Definition of "believably" [believably]

• In a believable way. (adverb)
• Used to express the speaker's assessment of the credibility of a reported statement. (adverb)

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• "It’s very difficult to write a sociopathic character believably from a first-person perspective."
• "The only thing I see her playing believably is a Hooters waitress who’s constantly in trouble because her idea of flirting is telling the customers hour-long stories about her cats."
• "While reading, you get the innate sense of a clock ticking as time runs out, and the action scenes are written believably, which is often hard to do in novel."