Main Entry: ma·ni·a·cal

Pronunciation: \mə-ˈnī-ə-kəl\

Variant(s): also ma·ni·ac \ˈmā-nē-ˌak\

Function: adjective

Date: 1526

1 : affected with or suggestive of madness <maniacal laughter>
2 : characterized by ungovernable excitement or frenzy : frantic <a maniacal mob>

— ma·ni·a·cal·ly \mə-ˈnī-ə-k(ə-)lē\ adverb