A lot vs. Alot: 9 Grammatical Pitfalls
1860, from Greek henos, neuter of eis "one" (from PIE *sem- "one, as one") + theism. Devotion to a single god without asserting that he is the only god. Coined by (Friedrich) Max Müller (1823-1900), professor of comparative philology at Oxford. Related: Henotheist.