LATIN DICTIONARYLexicon Latīnum
conjunction

quōminus

quōminus
Classical[ˈkʷoː.mɪ.nʊs]Ecclesiastical[ˈkʷɔː.mi.nus]

Meaning

  1. that not

Latīnē defined in Latin in our graded readers

nē (post verba quae prohibent)
that not (after hindering)
quōminus — in De Bello Gallico II, ch. 16

quō-mĭnus,
I. conj., that not, from, after verbs of hindering, preventing, etc.; v. minus under parvus.

Origins

From instrumental quō + minus.

Quick answers

What does quōminus mean in Latin?
quōminus, a conjunction, means “that not”.
How do you pronounce quōminus?
In classical Latin, [ˈkʷoː.mɪ.nʊs]; in ecclesiastical (church) Latin, [ˈkʷɔː.mi.nus].