believably

from WordNet (r) 3.0 (2006)
believably
    adv 1: in a believable manner; "he acted believably sincere"
           [ant: {implausibly}, {improbably}, {incredibly},
           {unbelievably}]
    2: easy to believe on the basis of available evidence; "he
       talked plausibly before the committee"; "he will probably win
       the election" [syn: {credibly}, {believably}, {plausibly},
       {probably}] [ant: {implausibly}, {improbably}, {incredibly},
       {unbelievably}]
    

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