The Collaborative International Dictionary of English v.0.48:

Pattemar \Pat"te*mar\, n.
   See Patamar.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Patamar \Pat"a*mar\, n. [From the native name.] (Naut.)
   A vessel resembling a grab, used in the coasting trade of
   Bombay and Ceylon. [Written also pattemar.]
   [1913 Webster]