Sister Rose Anthony Walshak, O.P., a Sister of St. Dominic, Amityville, L.I., for 70 years, died Jan. 18. She was 93.

Baptized as Agnes and raised in Flushing, she graduated from St. Andrew Avellino School, and Bishop McDonnell M.H.S. in Crown Heights, where she met the Dominican Sisters of Amityville.

After working for a few years, she entered the novitiate Sept. 8, 1948. She received her habit and religious name a year before making her vows on Aug. 5, 1950.

She earned a bachelor’s degree from St. John’s University, Jamaica; a master’s from Providence College, R.I., and received a certificate from the Menorah Institute of Jewish Studies at Seton Hall University.

For more than four decades, she taught on the elementary, secondary and college level. Her assignments included St. Bartholomew, Elmhurst, 1950-58, and Dominican Commercial H.S., Jamaica, 1958-65, before joining the theology faculty at Molloy College, Rockville Centre, L.I.

Long an advocate for ecumenical dialogue, she focused on Christian/Jewish relations during her many years teaching at Molloy College. Along with Rabbi George Lieberman, she team-taught a course that explored theology from both a Jewish and Christian perspective. She was instrumental in establishing the College Center for Christian and Jewish Studies.

She was also a member of the Rockville Centre Diocesan Commission on Ecumenism, and visited the Holy Land while on sabbatical from Molloy.

She spoke frequently to Jewish congregations and in 1984 was the recipient of a “Righteous Christian” citation given by the Council of Jewish Organizations of Nassau County. She was also the recipient of the President’s Medal at Molloy College.

In 1985, she joined the community at Samaria Prayer Center in Farmingdale and became program director.

She was an administrative assistant at Mariandale Retreat and Conference Center in Ossining, N.Y., 1989-94, before moving to the motherhouse, where she continued  as coordinator of volunteers. When she retired in 1996, she became a volunteer teacher in the OPening Word Program.

She is survived by her brother Louis.

A Mass of Christian Burial was celebrated in St. Albert Chapel, Queen of the Rosary Motherhouse, Amityville, Jan. 23. Burial in the Sisters’ Cemetery followed.