that can be illuminated or made lighter / understandable

present participle of illumine

illumination

Third-person singular simple present indicative form of illumine

of, capable of, or causing illumination

Irradiated by light, lit. / (of a manuscript) Decorated and illustrated.

(obsolete) enlightened

Someone thought to have an unusual degree of enlightenment.

(transitive) To shine light on something. / (transitive) To decorate something with lights. / (transitive, figuratively) To clarify or make something understandable.

simple past tense and past participle of illuminate