(Can we find and add a quotation of T. Moore to this entry?)
Etymology
Ancient Greekκεραυνοσκοπεῖον(keraunoskopeîon) from κεραυνοσκοπία(keraunoskopía, “divination from thunder and lightning”) from κεραυνός(keraunós, “thunderbolt”) + σκοπέω(skopéō, “look at, consider”)