: not in actual or present occurrence : not existing
… historical accounts of the first Thanksgiving are almost nonexistent … Jasper White
For decades, poor or nonexistent roads have crippled African farmers. G. Pascal Zachary
Water was often a luxury, bathrooms were nonexistent, the food was often suspect. Noel Vietmeyer
Although brain size and organization became basically modern at least 100,000 years ago, with the robust Neanderthals, their advances in tool-making were slight, their self-expression through art virtually nonexistent. John Noble Wilford