certainty
Concise Oxford English Dictionary © 2008 Oxford University Press:
certainty/ˈsɜːtnti/
▶noun (pl. certainties)
- 1 the quality or state of being certain.
- 2 a true fact or an event that is definitely going to take place.
– phrases
for a certainty beyond the possibility of doubt.
for a certainty beyond the possibility of doubt.
'certainty' also found in these Oxford entries:

