Mignanelli, Maria A. “Mary” (Piacitelli) of Arlington passed away at the age of 82 on March 28th. Born in Newton, MA. Loving wife of 53 years to the late Emilio Mignanelli. Cherished mother of Marie, Anthony and his wife Paula, John, Angelo and his wife Rose. Cherished grandmother of Nicholas, Michael, Christopher, Patrick, Andrew, Rachel, Amanda, Megan and Ana. Sister of Dolores Fullen and the late Alexander, Vincent and Anthony Piacitelli. Daughter of the late John & Grace Piacitelli. Devoted Aunt to many nieces and nephews. Funeral from the DeVito Funeral Home 1145 Mass. Ave., ARLINGTON on Wednesday April 4th at 9 am with a funeral mass to be held at 10 am in St. Agnes Church. Entombment to follow in Holy Cross Cemetery, Malden. Relatives and friends are invited to visit in the funeral home on Tuesday April 3rd from 4 - 8 pm. In lieu of flowers memorial donations may be made to American Diabetes Association of New England 260 Cochituate Road #200, Framingham, Massachusetts, 01701. To send an online condolence visit devitofuneralhome.com.