Generically used to mean any form of divination, it is technically the forms of divination that interpret natural phenomena such as the behavior of clouds, birds, the weather, and astronomical events such as eclipses.
Readers, please enjoy this guest blog post by Sandra Kynes, author of several books, including The Herb Gardener's Essential Guide, Plant Magic, and the new Witches' Encyclopedia of Magical Plants, among many others.
Although a few old books...