The Collaborative International Dictionary of English v.0.48:

Regal \Re"gal\ (r?"gal), a. [L. regalis, fr. rex, regis, a king.
   See Royal, and cf. Rajah, Realm, Regalia.]
   Of or pertaining to a king; kingly; royal; as, regal
   authority, pomp, or sway. "The regal title." --Shak.
   [1913 Webster]

         He made a scorn of his regal oath.       --Milton.
   [1913 Webster]

   Syn: Kingly; royal. See Kingly.
        [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Regal \Re"gal\, n. [F. r['e]gale, It. regale. CF. Rigoll.]
   (Mus.)
   A small portable organ, played with one hand, the bellows
   being worked with the other, -- used in the sixteenth and
   seventeenth centuries.
   [1913 Webster]

U.S. Gazetteer (1990):

Regal, MN (city, FIPS 53710)
  Location: 45.40500 N, 94.84015 W
  Population (1990): 51 (22 housing units)
  Area: 1.3 sq km (land), 0.0 sq km (water)

Moby Thesaurus II by Grady Ward, 1.0:

86 Moby Thesaurus words for "regal":
   advantageous, aristocratic, august, auspicious, beneficial,
   benevolent, bon, bonny, braw, bueno, capital, cogent, commendable,
   contemptuous, contumelious, courtly, derisive, derisory, dignified,
   disdainful, dynastic, elegant, estimable, exalted, excellent,
   expedient, fair, famous, favorable, fine, glorious, good, goodly,
   grand, grave, haughty, healthy, helpful, imperatorial,
   imperatorious, imperial, imperious, imposing, kind, kinglike,
   kingly, laudable, lordly, magisterial, magnificent, majestic,
   monarchal, monarchial, monarchic, monarchical, nice, noble,
   palatial, pleasant, pompous, princelike, princely, profitable,
   proud, purple, queenlike, queenly, resplendent, royal, scornful,
   sedate, skillful, sober, solemn, sound, sovereign, splendid,
   stately, statuesque, sublime, useful, valid, venerable, very good,
   virtuous, worthy