lucid

(of language) transparently clear; easily understandable

Shining; bright; resplendent; as, the lucid orbs of heaven.

from Latin 'lucidus' meaning bright, clear

“Bull, though he is not of lucid memory, kept an eye on the owner of those millions.”

— George Meredith, Complete Project Gutenberg Works of George Meredith

“In return, Aston Martin will make cash payments and issue a 3.7percent stake in its company to Lucid, worth $232million in total.”