Oxford English and Spanish Dictionary, Synonyms, and Spanish to English Translator

Meaning of mordancy in English:

‘He is an extraordinarily genial observer; the mordancy of his observations is therefore particularly striking.’

‘The book is funny, but with a mordancy which is hardly surprising when you consider the subject.’
‘The guiding musical spirit and godfather to the whole project is the conductor, who brings out all the mordancy and instrumental color suggested by the notes.’
‘His great power, however, is his ability to communicate racial issues with both mordancy and a superb economy of dramaturgy.’