1. not showing or supporting progress; not advancing or improving
2. (grammar) not expressing an ongoing or continuous action; not in the progressive aspect
Usage: linguistics
3. (medicine) not becoming worse or more severe over time
Usage: medical

Examples

• The company's nonprogressive policies discouraged innovation and change.
• Some critics argue that the tax system is nonprogressive and unfairly favors the wealthy.
• In the sentence 'I eat breakfast every morning,' the verb is nonprogressive.
• The patient's nonprogressive condition meant the disease was not advancing.
• Nonprogressive attitudes toward education limited opportunities for students.
• The disease remained nonprogressive for several years after diagnosis.