Haeckel [ hek- uhl ] SHOW IPA / ˈhɛk əl / PHONETIC RESPELLING noun Ernst Hein·rich 1834–1919, [e rnst hahyn- ri kh], /ɛrnst ˈhaɪn rɪx/, German biologist and philosopher of evolution.
SHALL WE PLAY A "SHALL" VS. "SHOULD" CHALLENGE?
Should you take this quiz on “shall” versus “should”? It should prove to be a quick challenge!
Question 1 of 6
Which form is used to state an obligation or duty someone has?
OTHER WORDS FROM Haeckel Haeck·e·li·an [he- kee-lee- uhn], /hɛˈki li ən/, adjective, noun Haeck·el·ism, noun Words nearby Haeckel hadst
had, to be
Had we but world enough, and time, / This coyness, Lady, were no crime
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use Haeckel in a sentence British Dictionary definitions for Haeckel noun Ernst Heinrich (ɛrnst ˈhainrɪç). 1834–1919, German biologist and philosopher. He formulated the recapitulation theory of evolution and was an exponent of the philosophy of materialistic monism Derived forms of Haeckel Haeckelian ( hɛˈkiːlɪən), adjective
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Medical definitions for Haeckel German philosopher and naturalist who supported Darwin's theory and mapped a genealogical tree relating all animal life.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for Haeckel German naturalist who was the first to attempt a genealogical tree of all animals. He was also one of the first scientists to publicly support Darwin's theory of evolution. His own ideas about evolution attracted popular attention, and though they were later disproved, they helped to stimulate biological research.
The American Heritage® Science Dictionary
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