broad-based

broad-based (not comparable)

1. (economics) Of a tax: applying to most or all taxpayers or transactions, rather than a targeted subset.

   Antonym: narrow-based

2. Broadly based, wide-ranging.
   • 2022 December 14, Ben Jones, “Switzerland: a template for Northern Powerhouse Rail?”, in RAIL, number 972, page 29:

     In the current situation, we can only dream of a broad-based long-term commitment to public transport in the UK.

• “broad-based” in the Cambridge English Dictionary, Cambridge: Cambridge University Press.

• Barbadosed, beadboards