Rationalia

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    plural of rationale form-of, plural

    "[…]; and afterwards, by exhibiting all the curious and leading proceſſes, with particular obſervations on each, explaining the rationalia of the proceedings, and pointing out the application of them to practice in medicine, metallurgy, and other arts, and to the improvement of natural knowledge in general;[…]"

Example

More examples

"[…]; and afterwards, by exhibiting all the curious and leading proceſſes, with particular obſervations on each, explaining the rationalia of the proceedings, and pointing out the application of them to practice in medicine, metallurgy, and other arts, and to the improvement of natural knowledge in general;[…]"

Etymology

From Latin ratiōnālia, plural of ratiōnāle.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.