spellbinding

spell +‎ binding

spellbinding (comparative more spellbinding, superlative most spellbinding)

1. Engrossing; fascinating; gaining rapt attention; captivating.
2. Having the power to bind magically through the agency of a spell.
   • 1936, Rollo Ahmed, The Black Art, London: Long, page 178:

     Salt is a very favoured ingredient of spell-binding concoctions.

• binding spell