1. the quality or state of being progressive; advancement or development toward better conditions
2. a system of taxation in which the tax rate increases as the taxable amount increases
Usage: economics; taxation

Examples

• The progressivity of the new education reforms impressed many teachers.
• Social progressivity has led to greater equality in many countries.
• The tax code’s progressivity ensures wealthy individuals pay higher rates.
• Economists debate the optimal level of progressivity in income taxation.
• The progressivity of the healthcare system helped reduce inequality.
• Many voters support the progressivity of environmental policies.