Age 80, of Mt. Washington, passed away on Wednesday, December 30, 2020. Beloved wife of 54 years to the late Nicholas P. Moore; loving mother of Laurie (Steven) Gressler of Erie, PA, Daniel (Elisa) Moore of Dormont, and Nicholas T. (Erika) Moore of Brooklyn, NY; loving Nana of Bradley, Benjamin, Jacob, and Melanie Gressler, Olivia and Julia Moore; beloved sister of Lucille Russo, Michael (Cindy) Russo, and the late Frank (Terri) Russo, Joseph (Patricia) Russo, Gloria (Maurice) Bisceglia and James (Eleanor) Russo; also survived by many loving nieces and nephews. Dee was an active member of the former St. Justin Church where she was a CCD teacher and led many community activities, including the church bazaar. She was a farmgirl from Penn Hills who was proud to be a member of the Mt. Washington Community. Family and friends welcome Saturday 9-11:30 a.m. WM. SLATER & SONS, INC., (412-381-3345), 301 Virginia Ave., Mt. Washington. Due to COVID-19 requirements, everyone must wear a mask and practice social distancing. Occupancy will be limited. Funeral Mass in St. Mary of the Mount Church Saturday 12 noon. Please visit www.popsmm.org for livestreaming of the Mass. Private Entombment to follow in Calvary Cemetery. Memorials may be made to the Washington Heights Ecumenical Food Bank, 213 Bailey Ave., Pgh., PA 15211; Catholica Charities, 212 9th St., Pgh., PA 15222; or Allegheny Valley School - Merakey, 1996 Ewings Mill Rd., Coraopolis, PA 15108. www.slaterfuneral.com