PREZIOSI, Mildred J. (Tocio) Of Lexington, May 9, 2013. Wife of the late Thomas L. Preziosi Sr. Mother of Thomas L. Preziosi Jr. and his wife Rene of Pepperell. Sister of Rachel Levinthal of Lexington, Theresa Nylander of Westford, Edward Tocio of Winchester, and the late John Tocio and Jerome Tocio. Grandmother of Aaron, Thomas Jr., Anthony, and Joseph. Mildred is also survived by 3 great grandchildren, Aaron J. Jr., Layla, and Thomas L. IV. A private family Mass will be held followed by interment at Westview Cemetery, Lexington. In lieu of flowers, donations in her memory may be made to the Alzheimer's Association , 480 Pleasant St., Watertown, MA 02472.