H n.
dicates that those consonants have the hard sound before e, i, and y, as in chemistry, chiromancy, chyle, Ghent, Ghibelline, etc.; in some others, ch has the sound of sh, as in chicane. See Guide to Pronunciation, §§ 153, 179, 181-3, 237-8.
MAGIC n.
by a study of occult science, including enchantment, conjuration, witchcraft, sorcery, necromancy, incantation, etc. An appearance made by some magic. Chaucer. Celestial magic, a supposed supernatural power which gave to spirits a kind of dominion over the planets, and to the planets an influence over men. -- Natural…