[tuh-ree-suh, -zuh; Spanish te-re-sah]
Saint.Also Teresa.Also called There·sa of A·vi·la [ah-vee-lah] /ˈɑ viˌlɑ/.1515–82, Spanish Carmelite nun, mystic, and writer.
a female given name.
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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
fem. proper name, from French Thérèse, from Latin Therasia, apparently from Greek Therasia, name of two volcanic islands, one near Sicily, one near Crete.
Online Etymology Dictionary, © 2010 Douglas Harper