adjective
(of a subject or knowledge) little known; abstruse: the book is full of recondite information.
[Craig Mod, in a blog post]
Lexicon
n. (formal)
- The recurrence of an undesirable condition
[Beowulf — Trans. Maria Dahvana Headley]
noun
re·ful·gence | \ ri-ˈfu̇l-jən(t)s , -ˈfəl- \
a radiant or resplendent quality or state : BRILLIANCE