incantation(n = noun.communication) conjuration - a ritual recitation of words or sounds believed to have a magical effect;
is a kind of charm, magic spell, magical spell, spell
has particulars: invocation

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. Burke. [1913 Webster]

2.  A formula of words used as above. [1913 Webster]

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. [PJC]

incantation, n.
1 a a magical formula. b the use of this.
2 a spell or charm.

Derivative:
incantational adj. incantatory adj.

Etymology:
ME f. OF f. LL incantatio -onis f. incantare chant, bewitch (as IN-(2), cantare sing)

N  request, requisition, claim, petition, suit, prayer, begging letter, round robin, motion, overture, application, canvass, address, appeal, apostrophe, imprecation, rogation, proposal, proposition, orison, incantation, mendicancy, asking, begging, postulation, solicitation, invitation, entreaty, importunity, supplication, instance, impetration, imploration, obsecration, obtestation, invocation, interpellation, requesting, precatory, suppliant, supplicant, supplicatory, postulant, obsecratory, importunate, clamorous, urgent, cap in hand, on one's knees, on one's bended knees, on one's marrowbones, prithee, do, please, pray, be so good as, be good enough, have the goodness, vouchsafe, will you, I pray thee, if you please, Int, for God's sake!, for heaven's sake!, for goodness' sake!, for mercy's sake!, Dieu vous garde, dirigenos Domine, would you be so kind as to.

N  spell, charm, incantation, exorcism, weird, cabala, exsufflation, cantrap, runes, abracadabra, open sesame, countercharm, Ephesian letters, bell book and candle, Mumbo Jumbo, evil eye, fee-faw- fum, talisman, amulet, periapt, telesm, phylactery, philter, fetich, fetish, agnus Dei, lamb of God, furcula, madstone, mascot, mascotte, merrythought, Om, Aum, scarab, scarabaeus, sudarium, triskelion, veronica, wishbone, swastika, fylfot, gammadion, wand, caduceus, rod, divining rod, lamp of Aladdin, wishing-cap, Fortunatus's cap.

N  rite, ceremony, ritual, liturgy, ceremonial, ordinance, observance, function, duty, form, formulary, solemnity, sacrament, incantation, service, psalmody, ministration, preaching, preachment, predication, sermon, homily, lecture, discourse, pastoral, baptism, christening, chrism, circumcision, baptismal regeneration, font, confirmation, imposition of hands, laying on of hands, ordination, excommunication, Bar Mitzvah, Bas Mitzvah, Bris, Eucharist, Lord's supper, communion, the sacrament, the holy sacrament, celebration, high celebration, missa cantata, asperges, offertory, introit, consecration, consubstantiation, transubstantiation, real presence, elements, mass, high mass, low mass, dry mass, matrimony, burial, visitation of the sick, seven sacraments, impanation, subpanation, extreme unction, viaticum, invocation of saints, canonization, transfiguration, auricular confession, maceration, flagellation, sackcloth and ashes, penance, telling of beads, processional, thurification, incense, holy water, aspersion, relics, rosary, beads, reliquary, host, cross, rood, crucifix, pax, pyx, agnus Dei, censer, thurible, patera, eileton, Holy Grail, prayer machine, prayer wheel, Sangraal, urceus, ritualism, ceremonialism, sabbatism, sabbatarianism, ritualist, sabbatarian, holyday, feast, fast, Sabbath, Pentecost, Advent, Christmas, Epiphany, Lent, Passion week, Holy week, Easter, Easter Sunday, Whitsuntide, agape, Ascension Day, Candlemas, Ash Wednesday, Good Friday, Holy Thursday, Lammas, Martinmas, Michaelmas, All SAint's DAy, All Souls' Day, Ramadan, Ramazan, Bairam Passover, Shabuoth, Yom Kippur, Day of Atonement, Rosh Hashana, New Year, Hanukkah, Chanukkah, Feast of Lights, Purim, Feast of lots, ritual, ritualistic, ceremonial, baptismal, eucharistical, paschal, what art thou, thou idol ceremony?.