affirmativism en · NOUN
Etymology
From affirmative + -ism.
Meanings
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(uncountable) An attitude of affirming something without necessarily providing the proof or the theoretical backing.
So, once more, when we search below the negations and repudiations of the frontier we come upon a germinal positivism and affirmativism.
1931, Percival Chubb, On the Religious Frontier: From an Outpost of Ethical Religion: