1. The radio show/podcast “A Way With Words” explains “materteral,” meaning “pertaining to an aunt; or, aunt-like.” Walter Cronkite Avuncularly broadcasting the first moonwalk

2. Q: A caller asked you on the air if there’s a feminine equivalent to “Avuncular.” The Oxford English Dictionary lists “materteral” as meaning “characteristic of an aunt.” It comes from the Latin “matertera,” which refers to a mother’s sister

3. Synonyms: uncley, unclish Coordinate terms: maternal, materteral, paternal 1997, David Nokes, Jane Austen: A Life: Both uncle Frank and uncle Stephen Austen had made it a point of principle to be rigorously unsentimental in the discharge of their Avuncular obligations.· (by extension) Kind, genial