threshold graph
graph that can be constructed with a sequence of operations that add either an isolated vertex or a dominating vertex
en-GB/ˈθɹɛʃəʊld ɡɹɑːf/
en-US/ˈθɹɛʃoʊld ˈɡɹæf/
graph that can be constructed with a sequence of operations that add either an isolated vertex or a dominating vertex