Noun
The act of ascertaining; a reducing to certainty; a finding out by investigation; discovery.
Source: Webster's dictionaryThe question of questions for mankind-the problem which underlies all others, and is more deeply interesting than any other-is the ascertainment of the place which Man occupies in nature and of his relations to the universe of things. Thomas Henry Huxley
The ascertainment and illustration of truth are the objects; and structures and machines are looked upon merely as natural bodies. William John Macquorn Rankine
In the letter, the senators said with the exception of the Presidential election in 2000 and the resulting recount, ascertainment by GSA normally happens within a day after a winner is declared, including in 2008 and 2016. Source: Internet
On Monday, the Trump Administration finally issued an ascertainment allowing the transition to begin, moving Trump toward lame duck status, although he continues to say the election was 'rigged' and is pursuing legal efforts. Source: Internet
The certification - known as ascertainment - frees up money for the transition and clears the way for Biden's team to begin putting in place the transition process at agencies. Source: Internet