The Collaborative International Dictionary
thaumaturgic \thau`ma*tur"gic\ (th[add]`m[.a]*t[^u]r"j[i^]k),
thaumaturgical \thau`ma*tur"gic*al\
(th[add]`m[.a]*t[^u]r"j[i^]*kal), a.
Of or pertaining to thaumaturgy; magical; wonderful.
--Burton.
Wiktionary
a. Of, or relating to, the working of magic or performance of miracles.
Wikipedia
Usage examples of "thaumaturgic".
These colors, falling upon the throng of monomachists and loungers much as we see the aureate beams of divine favor fall on hierarchs in art, lent them an appearance insubstantial and thaumaturgic, as though they had all been produced a moment before by the flourish of a cloth and would vanish into the air again at a whistle.
The platform was a circle perhaps ten feet across, and inside of it was a thaumaturgic triangle, an equilateral shape within the ring of the circle used in most ritual magic because it was easier for amateurs to draw a freaking triangle than a pentacle or a Star of Solomon.
I will not rise on tides of air pushed down by feathers, but I will flex my mind like a wing and soar on channels of power, transformative energy, thaumaturgic flow, the binding and exploding force that inheres, that Grimnebulin calls crisis.