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Fibonacci sequence

British  
/ 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

"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
Fibonacci sequence Scientific  

  1. 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.

  2. See also golden section

Etymology

Origin of Fibonacci sequence

named after Leonardo Fibonacci

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.