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  • English Word Ultraism Definition The principles of those who advocate extreme measures, as radical reform, and the like.
  • English Word Ultraist Definition One who pushes a principle or measure to extremes; an extremist; a radical; an ultra.
  • English Word Ultramarine Definition Situated or being beyond the sea.
  • English Word Ultramarine Definition A blue pigment formerly obtained by powdering lapis lazuli, but now produced in large quantities by fusing together silica, alumina, soda, and sulphur, thus forming a glass, colored blue by the sodium polysulphides made in the fusion. Also used adjectively.
  • English Word Ultramontane Definition Being beyond the mountains; specifically, being beyond the Alps, in respect to the one who speaks.
  • English Word Ultramontane Definition One who resides beyond the mountains, especially beyond the Alps; a foreigner.
  • English Word Ultramontane Definition One who maintains extreme views favoring the pope's supremacy. See Ultramontanism.
  • English Word Ultramontanism Definition The principles of those within the Roman Catholic Church who maintain extreme views favoring the pope's supremacy; -- so used by those living north of the Alps in reference to the Italians; -- rarely used in an opposite sense, as referring to the views of those living north of the Alps and opposed to the papal claims. Cf. Gallicanism.
  • English Word Ultramontanist Definition One who upholds ultramontanism.
  • English Word Ultramundane Definition Being beyond the world, or beyond the limits of our system.
  • English Word Ultrared Definition Situated beyond or below the red rays; as, the ultrated rays of the spectrum, which are less refrangible than the red.
  • English Word Ultratropical Definition Situated beyond, or outside of, the tropics; extratropical; also, having an excessively tropical temperature; warmer than the tropics.
  • English Word Ultraviolet Definition Lying outside the visible spectrum at its violet end; -- said of rays more refrangible than the extreme violet rays of the spectrum.
  • English Word Ultrazodiacal Definition Outside the zodiac; being in that part of the heavens that is more than eight degrees from the ecliptic; as, ultrazodiacal planets, that is, those planets which in part of their orbits go beyond the zodiac.
  • English Word Ultroneous Definition Spontaneous; voluntary.
  • English Word Ulula Definition A genus of owls including the great gray owl (Ulula cinerea) of Arctic America, and other similar species. See Illust. of Owl.
  • English Word Ululant Definition Howling; wailing.
  • English Word Ululate Definition To howl, as a dog or a wolf; to wail; as, ululating jackals.
  • English Word Ululated Definition of Ululate
  • English Word Ululating Definition of Ululate
  • English Word Ululation Definition A howling, as of a dog or wolf; a wailing.
  • English Word Ulva Definition A genus of thin papery bright green seaweeds including the kinds called sea lettuce.
  • English Word Umbe Definition About.
  • English Word Umbecast Definition To cast about; to consider; to ponder.
  • English Word Umbel Definition A kind of flower cluster in which the flower stalks radiate from a common point, as in the carrot and milkweed. It is simple or compound; in the latter case, each peduncle bears another little umbel, called umbellet, or umbellule.
  • English Word Umbellar Definition Of or pertaining to an umbel; having the form of an umbel.
  • English Word Umbellate Definition Alt. of Umbellated
  • English Word Umbellated Definition Bearing umbels; pertaining to an umbel; umbel-like; as, umbellate plants or flowers.
  • English Word Umbellet Definition A small or partial umbel; an umbellule.
  • English Word Umbellic Definition Pertaining to, or obtained from, certain umbelliferous plants; as, umbellic acid.