Emily Dickinson Lexicon

DEM'I-CAN-NON, n.

A cannon of different sizes; the lowest carries a ball of thirty pounds weight, and six inches diameter; the ordinary is twelve feet long, and carries a shot of six inches and one-sixth diameter, and thirty-two pounds weight; that of the greatest size is twelve feet long, and carries a ball of six inches and five-eighths diameter, and thirty-six pounds weight. – Dict.