# arithmetic progression

- 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.

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## Origin of arithmetic progression

First recorded in 1585–95

Also called arithmetic series.

Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

## arithmetic progression

- a sequence of numbers or quantities, each term of which differs from the succeeding term by a constant amount, such as 3,6,9,12Compare geometric progression

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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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## arithmetic progression

[ăr′ĭth-mĕt′ĭk]

- A sequence of numbers such as 1, 3, 5, 7, 9 …, in which each term after the first is formed by adding a constant (in this case, 2) to the preceding number. Compare geometric progression.

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The American Heritage® Science Dictionary
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