cline

Meanings

1. 1
   noun

   a gradient of continuous variation in a feature across a range

   Beak size varied along a cline from the coast inland.

Coined in 1938 by biologist Julian Huxley from Ancient Greek klīnein 'to lean, slope' (also seen in 'incline', 'decline').

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External links

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• Cambridge Dictionary
• Wiktionary