presumably

/prɪˈzuːməbli/
adverb
  1. Used to say that something is believed to be true based on available evidence or probability.
    • She presumably forgot about the appointment, because she didn't show up.
    • Presumably, the meeting will start after lunch.
    • He is presumably at work, since his car is not in the driveway.
Antonyms
What does "presumably" mean? | whatsthatwordmean | whatsthatwordmean