The Collaborative International Dictionary of English v.0.48:

Uprise \Up*rise"\ ([u^]p*r[imac]z"), v. i.
   1. To rise; to get up; to appear from below the horizon.
      "Uprose the sun." --Cowley.
      [1913 Webster]

            Uprose the virgin with the morning light. --Pope.
      [1913 Webster]

   2. To have an upward direction or inclination.
      [1913 Webster]

            Uprose the mystic mountain range.     --Tennyson.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Uprise \Up*rise"\, n.
   The act of rising; appearance above the horizon; rising. [R.]
   [1913 Webster]

         Did ever raven sing so like a lark,
         That gives sweet tidings of the sun's uprise? --Shak.
   [1913 Webster]

WordNet (r) 3.0 (2006):

uprise
    v 1: come into existence; take on form or shape; "A new
         religious movement originated in that country"; "a love
         that sprang up from friendship"; "the idea for the book
         grew out of a short story"; "An interesting phenomenon
         uprose" [syn: originate, arise, rise, develop,
         uprise, spring up, grow]
    2: ascend as a sound; "The choirs singing uprose and filled the
       church"
    3: rise up as in fear; "The dog's fur bristled"; "It was a sight
       to make one's hair uprise!" [syn: bristle, uprise, stand
       up]
    4: rise to one's feet; "The audience got up and applauded" [syn:
       arise, rise, uprise, get up, stand up] [ant: lie,
       lie down, sit, sit down]
    5: come up, of celestial bodies; "The sun also rises"; "The sun
       uprising sees the dusk night fled..."; "Jupiter ascends"
       [syn: rise, come up, uprise, ascend] [ant: go down,
       go under, set]
    6: move upward; "The fog lifted"; "The smoke arose from the
       forest fire"; "The mist uprose from the meadows" [syn:
       rise, lift, arise, move up, go up, come up,
       uprise] [ant: come down, descend, fall, go down]
    7: return from the dead; "Christ is risen!"; "The dead are to
       uprise" [syn: resurrect, rise, uprise]
    8: get up and out of bed; "I get up at 7 A.M. every day"; "They
       rose early"; "He uprose at night" [syn: get up, turn out,
       arise, uprise, rise] [ant: bed, crawl in, go to
       bed, go to sleep, hit the hay, hit the sack, kip
       down, retire, sack out, turn in]

Moby Thesaurus II by Grady Ward, 1.0:

150 Moby Thesaurus words for "uprise":
   Olympian heights, abruptness, acclivity, acme, aerial heights,
   anabasis, apex, arise, ascend, ascension, ascent, bank, bristle,
   buss the clouds, cant, careen, clamber, climb, climbing, cock up,
   come up, curl upwards, decline, descend, dip, dizzy heights, drop,
   elevation, eminence, escalade, ether, fall, fall away, fall off,
   fountain, get up, go downhill, go up, go uphill, grade, gradient,
   grow, grow up, gush, gyring up, heaven, heavens, height, heights,
   incline, increase, jet, jump, jump up, keel, lean, leap, levitate,
   levitation, lift, list, loom, mount, mounting, pile out, pitch,
   precipitousness, raise, rake, ramp, rear, rear up, retreat, rise,
   rise up, rising, rising ground, rocketing up, roll out, saltation,
   shelve, shoot up, shooting up, sidle, sit bolt upright, sit up,
   sky, slant, slope, soar, soaring, spiral, spire, spout, spring,
   spurt, stand on tiptoe, stand up, steep, steepness, stick up,
   stratosphere, surge, swag, swarm up, sway, sweep up, takeoff,
   taking off, tilt, tip, tower, turn out, up, upclimb, upcoming,
   updraft, upgang, upgo, upgoing, upgrade, upgrow, upgrowth, upheave,
   uphill, upleap, uplift, upping, uprear, uprisal, uprising, uprush,
   upshoot, upslope, upspin, upspring, upstream, upsurge, upsurgence,
   upswarm, upsweep, upswing, upwind, vantage ground, vantage point,
   vault, vertical height, verticalness, zenith, zooming