What is "momence"

Population (2000): 3171
Housing Units (2000): 1223
Land area (2000): 1.369018 sq. miles (3.545740 sq. km)
Water area (2000): 0.077396 sq. miles (0.200454 sq. km)
Total area (2000): 1.446414 sq. miles (3.746194 sq. km)
FIPS code: 49893
Located within: Illinois (IL), FIPS 17
Location: 41.163558 N, 87.662098 W
ZIP Codes (1990): 60954
Note: some ZIP codes may be omitted esp. for suburbs.
Headwords: