WordNet (r) 3.0 (2006):

Arapaho
    n 1: a member of a tribe of Plains Indians formerly inhabiting
         eastern Colorado and Wyoming (now living in Oklahoma and
         Wyoming) [syn: Arapaho, Arapahoe]
    2: the Algonquian language spoken by the Arapaho [syn:
       Arapaho, Arapahoe]

U.S. Gazetteer Places (2000):

Arapaho, OK -- U.S. town in Oklahoma
   Population (2000):    748
   Housing Units (2000): 300
   Land area (2000):     0.700763 sq. miles (1.814967 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    0.700763 sq. miles (1.814967 sq. km)
   FIPS code:            02500
   Located within:       Oklahoma (OK), FIPS 40
   Location:             35.577014 N, 98.962370 W
   ZIP Codes (1990):     73620
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Arapaho, OK
    Arapaho