probably Meaning, Definition & Usage

  1. adverb with considerable certainty; without much doubt
    belike; likely; in all likelihood; in all probability.
    • He is probably out of the country
    • in all likelihood we are headed for war
  2. adverb easy to believe on the basis of available evidence
    plausibly; credibly; believably.
    • he talked plausibly before the committee
    • he will probably win the election

WordNet


Prob"a*bly adverb
Definitions
  1. In a probable manner; in likelihood.
    Distinguish between what may possibly and what will probably be done. L'Estrange.

Webster 1913