Fibonacci number

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Fi·bo·nac·ci number

 (fē′bə-nä′chē)
n.
A number in the Fibonacci sequence.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Fibonacci number - a number in the Fibonacci sequence
number - a concept of quantity involving zero and units; "every number has a unique position in the sequence"