The Collaborative International Dictionary of English v.0.48:

Catling \Cat"ling\, n. [Cat + -ing.]
   1. A little cat; a kitten. "Cat nor catling." --Drummond.
      [1913 Webster]

   2. Catgut; a catgut string. [R.] --Shak.
      [1913 Webster]

   3. (Surg.) A double-edged, sharp-pointed dismembering knife.
      [Spelt also catlin.] --Crobb.
      [1913 Webster]

U.S. Gazetteer Places (2000):

Catlin, IL -- U.S. village in Illinois
   Population (2000):    2087
   Housing Units (2000): 854
   Land area (2000):     0.785433 sq. miles (2.034263 sq. km)
   Water area (2000):    0.003749 sq. miles (0.009711 sq. km)
   Total area (2000):    0.789182 sq. miles (2.043974 sq. km)
   FIPS code:            11774
   Located within:       Illinois (IL), FIPS 17
   Location:             40.066423 N, 87.706592 W
   ZIP Codes (1990):     61817
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Catlin, IL
    Catlin