Smyth (sma?ð) n (Biography) Dame Ethel (Mary). 1858?1944, British composer, best known for her operas, such as The Wreckers (1906). She was imprisoned for supporting the suffragette movementCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014