degression

Noun

degression (countable and uncountable, plural degressions)

1. (obsolete) Descent, the act of descending.
   • For your blode this citie made never degression.1486, Henry VII at York in Surtees Misc., 55
2. Degressive taxation, a system of progressive decreases in a rate of taxation (as tariffs etc.) below certain benchmarks.
   • Graduated taxation therefore technically includes progression, degression, and regression.1896, R.H.I. Palgrave, Dictionary of Political Economy, volume II, page 244
3. Degressive description, a system of varying descriptions of a book in accordance to its importance or available space.
   • The principle of degression... It may therefore be worth while to suggest four forms for the description of a book, showing by degressive changes what details may fairly be omitted in short descriptions.1908, F. Madan in Transactions of the Bibliographical Society, number 9, page 53