Definition of "in all probability" []

• With considerable certainty; without much doubt (adverb)

WordNet. Princeton University. 2010.

• "The weight-driven clock, perhaps the most re - markable of all medieval inventions, appeared, it is believed, towards the end of the thirteenth century having in all probability evolved from a long line of astronomical models."
• "We may recall that our former study of allopsychic delusions proved that a large proportion of delusions concerning the environment were in all probability not essentially derived from the environment."
• "And as Walter Birks and R.A. Gilbert sagely point out in their The Treasure of Montségur 1987, too much emphasis has been placed on their putative theology when in all probability it was their lifestyle that was the attraction12."