geometric progression

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geometric progression:

see progressionprogression,
in mathematics, sequence of quantities, called terms, in which the relationship between consecutive terms is the same. An arithmetic progression is a sequence in which each term is derived from the preceding one by adding a given number, d,
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geometric progression

[¦jē·ə¦me·trik prə′gresh·ən]
(mathematics)
A sequence which has the form a, ar, ar 2, ar 3, … .
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

geometric progression

a sequence of numbers, each of which differs from the succeeding one by a constant ratio, as 1, 2, 4, 8, …
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
References in periodicals archive ?
In the beginning, she expressed some frustration, but after several minutes and as a result of the instructional feedback, she appeared to recall the idea behind geometric sequences and was subsequently able to answer several questions correctly.
S3 had some difficulty at the beginning of the session, since she was unfamiliar with geometric sequences as well as the TTT.
Geometric sequence items, using adaptive sequencing.