The mathematical formulations of quantum mechanics are abstract. A mathematical function, the wave function, provides information about the probability amplitude of position, momentum, and other physical properties of a particle.
Knowing that the adjective palatial is derived from the same Latin word as palace gives you a good sense of its meaning: magnificent, reminiscent of a home fit for a king. play look up
palace \palace\ (?), n. [oe. palais, f. palais, fr. l. palatium, fr. palatium, one of the seven hills of rome, &?; which augustus had his residence. cf. paladin.]