The Hadean eon; part of the Precambrian supereon, spanning from around 4.6 to 4 billion years ago.
Pertaining to Hades or hell.
Of, or relating to the geological eon.
Belonging to, or proceeding from, angels; resembling, characteristic of, or partaking of the nature of, an angel.
A regular Hausdorff space is said to be angelic if the closure of each relatively countably compact set A is compact and the closure consists of the limits of sequences in A.
Very sweet-natured or well-behaved.
Of or pertaining to angelic acid.