See Also: Darwin's(tourism)
darwin(medicine)
Darwin(dictionary)
Darwin(dictionary)
Darwin(encyclopedia)
Charles Darwin(medicine)
Darwin, Charles(dictionary)
Darwin (as used in expressions)(encyclopedia)
Darwin, Erasmus(encyclopedia)
Darwin's finch(encyclopedia)

Darwin (iou)



Darwin noun. L19.
[Charles Darwin: see DARWINIAN.]
In full Darwin tulip. A tall late-flowering type of tulip with self-coloured flowers rectangular in outline in their lower part. L19.
Darwin's finch, any of a diverse group of related buntings of the Galapagos Islands adapted to a wide range of ecological niches and used by Darwin to illustrate speciation. Usu. in pl. M20.
(darwin.) A unit of rate of change in evolution, corresponding to variation by a factor e (= 2.718.) in one million years. M20.