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Fibonacci numbers

[fee-boh-nah-chee] /ˌfi boʊˈnɑ tʃi/
noun, Mathematics
1.
the unending sequence 1, 1, 2, 3, 5, 8, 13, 21, 34, … where each term is defined as the sum of its two predecessors.
Also called Fibonacci sequence.
Origin
1890-1895
1890-95; after Leonardo Fibonacci, 13th-century Italian mathematician
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for fibonacci sequence

Fibonacci sequence

/ˌfɪbəˈnɑːtʃɪ/
noun
1.
the infinite sequence of numbers, 0, 1, 1, 2, 3, 5, 8, etc, in which each member (Fibonacci number) is the sum of the previous two
Word Origin
named after Leonardo Fibonacci
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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fibonacci sequence in Science
Fibonacci sequence  

A sequence of numbers, such as 1, 1, 2, 3, 5, 8, 13 ... , in which each successive number is equal to the sum of the two preceding numbers. Many shapes occurring in nature, such as certain spirals, have proportions that can be described in terms of the Fibonacci sequence. See also golden section.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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fibonacci sequence in Technology

mathematics
The infinite sequence of numbers beginning
1, 1, 2, 3, 5, 8, 13, ...
in which each term is the sum of the two terms preceding it.
The ratio of successive Fibonacci terms tends to the golden ratio, namely (1 + sqrt 5)/2.
[Why not "Fibonacci series"?]
(2002-10-15)

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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