Wordnet 3.0
NOUN (1)
1.
a sequence of numbers in which each number equals the sum of the two preceding numbers;
WordNet (r) 3.0 (2006):
Fibonacci sequence
n 1: a sequence of numbers in which each number equals the sum
of the two preceding numbers
The Free On-line Dictionary of Computing (30 December 2018):
Fibonacci sequence
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)