arithmetic progression: Meaning and Definition of

arithmet'ic progres'sion

Pronunciation: [key]
  1. a sequence in which each term is obtained by the addition of a constant number to the preceding term, as 1, 4, 7, 10, 13, and 6, 1, −4, −9, −14. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.