luculent
adj. C2 Proficiency Oxford lu·cu·lent
adj. clear and easy to understand. You use this to describe someone's speech or writing when it is sharp and perfectly expressed.
adj. characterized by clarity or transparency; easily intelligible. Archaic.
The professor gives a luculent explanation of the theory.
Even the most complex legal concepts became luculent when the judge delivered her final summary to the jury.
The philosopher's prose is celebrated for being luculent, as it avoids the dense jargon that often obscures meaningful debate in academic circles.