Titus Lucretius Carus was a Roman poet and philosopher who is best known for his epic poem "De Rerum Natura," or "On the Nature of Things." Although he is often referred to by his full name, there are several synonyms that can be used to describe him. Some possibilities include "Lucretius," "Carus," "Titus," "Roman poet," "philosopher," and "author of De Rerum Natura." Depending on the context, other relevant terms might include "Epicurean," "Roman literature," or "Ancient philosophy." No matter which term is used, however, it is clear that Titus Lucretius Carus was an important figure in the world of intellectual and artistic thought in ancient Rome.