def dimensionNames(self):
        """ Returns a list with the dimension names of the underlying NCDF variable
        """
        nSubDims = len(self._subArrayShape)
        subArrayDims = ['SubDim{}'.format(dimNr) for dimNr in range(nSubDims)]
        return list(self._ncVar.dimensions + tuple(subArrayDims))
Returns a list with the dimension names of the underlying NCDF variable