[{"Bold_text": "adjective", "List Items": ["(of a phrase) needlessly repetitive without adding information or clarity:Third-world communist regimes, with tautological insistence, call themselves \"people's democracies.\"", "(especially in logic) defined in terms of itself:Some would argue that the phrase ''survival of the fittest'' is tautological, in that the fittest are defined as those that survive to reproduce."]}]