any tree of the genus Casuarina, of Australia and the East Indies, having jointed leafless branchlets: family CasuarinaceaeSee also beefwood, she-oak

Word Origin for casuarina

C19: from New Latin, from Malay kěsuari cassowary, referring to the resemblance of the branches to the feathers of the cassowary
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Examples from the Web for casuarina

Historical Examples of casuarina