The Collaborative International Dictionary of English v.0.48:

Gazelle \Ga*zelle"\, n. [F. gazelle, OF. also, gazel; cf. Sp.
   gacela, Pr. gazella, It. gazella; all fr. Ar. ghaz?l a wild
   goat.] (Zool.)
   One of several small, swift, elegantly formed species of
   antelope, of the genus Gazella, esp. G. dorcas; -- called
   also algazel, corinne, korin, and kevel. The gazelles
   are celebrated for the luster and soft expression of their
   eyes. [Written also gazel.]

   Note: The common species of Northern Africa (Gazella
         dorcas); the Arabian gazelle, or ariel (G. Arabica);
         the mohr of West Africa (G. mohr); the Indian (G.
         Bennetti); the ahu or Persian (G. subgutturosa);
         and the springbok or tsebe (G. euchore) of South
         Africa, are the best known.
         [1913 Webster]

WordNet (r) 3.0 (2006):

gazelle
    n 1: small swift graceful antelope of Africa and Asia having
         lustrous eyes

Moby Thesaurus II by Grady Ward, 1.0:

84 Moby Thesaurus words for "gazelle":
   Cape elk, Virginia deer, antelope, arrow, blue darter, blue streak,
   broad jumper, buck, bucking bronco, buckjumper, camel, camelopard,
   cannonball, caribou, courser, dart, deer, deerlet, doe, dromedary,
   eagle, eland, electricity, elk, express train, fallow deer, fawn,
   flash, flea, frog, giraffe, gnu, goat, grasshopper,
   greased lightning, greyhound, hare, hart, hartebeest, high jumper,
   hind, hopper, hurdle racer, hurdler, jackrabbit, jet plane, jumper,
   jumping bean, jumping jack, kaama, kangaroo, leaper, light,
   lightning, mercury, moose, mule deer, musk deer, okapi,
   pole vaulter, quicksilver, red deer, reindeer, rocket, roe,
   roe deer, roebuck, salmon, scared rabbit, shot, springbok, stag,
   streak, streak of lightning, striped snake, sunfisher, swallow,
   thought, thunderbolt, timber topper, torrent, vaulter, wildebeest,
   wind



U.S. Gazetteer Places (2000):

Gazelle, CA -- U.S. Census Designated Place in California
   Population (2000):    136
   Housing Units (2000): 67
   Land area (2000):     0.601478 sq. miles (1.557820 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    0.601478 sq. miles (1.557820 sq. km)
   FIPS code:            29252
   Located within:       California (CA), FIPS 06
   Location:             41.521538 N, 122.520718 W
   ZIP Codes (1990):     96034
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Gazelle, CA
    Gazelle