veracity
/vəˈrasɪti/
noun
1. conformity to facts; accuracy.
synonyms: truthfulness, truth, accuracy, accurateness, correctness, exactness, precision,
preciseness, realism, authenticity, faithfulness, fidelity;
origin
Early 17th century: from French véracité or medieval Latin veracitas, from verax ‘speaking truly’ (see veracious).