from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A sequence of quantities whose reciprocals form an arithmetic progression, such as 1, 1/3 , 1/5 , 1/7 , ....
from the GNU version of the Collaborative International Dictionary of English
- n. a progression in which the terms are the reciprocals of quantities in arithmetical progression, as 1/2, 1/4, 1/6, 1/8, 1/10.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. (mathematics) a progression of terms whose reciprocals form an arithmetic progression
Sorry, no etymologies found.