"She was such a loving person," he said. "Not a mean bone in her body, and we always cared for each other."
Police are investing what appears to be an accident, but the 50-year-old was legally blind, according to friends.
No one from the Court Plaza Senior Apartment complex on Hoppen Drive would comment on how the woman fell to her death, but those who live and work there are devastated.
Roseanne was pronounced dead at the scene.
Suffolk County police said their preliminary investigation indicates the death was an accident.