Webster's Revised Unabridged Dictionary · 1913

Incantation

Incantation , noun

[Latin incantatio, from incantare to chant a magic formula over one: compare French incantation. See Enchant.]

1.
The act or process of using formulas sung or spoken, with occult ceremonies, for the purpose of raising spirits, producing enchantment, or affecting other magical results; enchantment.
Mysterious ceremony and incantation. — Burke
2.
A formula of words used as above.
3.
The repetitive invoking of old sayings, or emitting a wordy discourse with little or no meaning, to avoid serious discussion; obfuscation; as, to defend one's views with empty incantations.