1. Going down by steps 
2. (of taxes) gradually decreasing in rate on sums below a certain amount

See also: descending, progressive

• pottle
• potto
• pottu
• potty
• potty chair
• potty seat
• potty-trained
• Potyokin
• pouch
• pouch-shaped
• pouched
• pouched mammal
• pouched mole
• pouched mouse
• pouched rat
• pouchlike
• poudrin
• pouf
• pouf paste
• pouffe
• poulard
• Poulenc
• poulet
• poulette
• poult