Ascertainer
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 One who, or that which, ascertains.
"Dahbany-Miraglia argues that in the Middle East religion was the dominant criterion of ethnic categorization, whereas in the United States skin color and other physical markers often prevailed as ascertainers of Jewishness."
Example
More examples"Dahbany-Miraglia argues that in the Middle East religion was the dominant criterion of ethnic categorization, whereas in the United States skin color and other physical markers often prevailed as ascertainers of Jewishness."
Etymology
From ascertain + -er.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.