speciation

UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ˌspiːʃɪˈeɪʃən/US:USA pronunciation: respellingUSA pronunciation: respelling(spē′shē ā′shən, -sē ā′-)


WordReference Random House Unabridged Dictionary of American English © 2026
spe•ci•a•tion  (spē′shē ā′shən, -sē ā′-),USA pronunciation n. [Biol.]
  1. Biologythe formation of new species as a result of geographic, physiological, anatomical, or behavioral factors that prevent previously interbreeding populations from breeding with each other.
  • speci(es) + -ation 1895–1900

Collins Concise English Dictionary © HarperCollins Publishers::
speciation / ˌspiːʃɪˈeɪʃən/
  1. the evolutionary development of a biological species, as by geographical isolation of a group of individuals from the main stock
Etymology: 20th Century: from species + -ation
'speciation' also found in these entries (note: many are not synonyms or translations):
Darwin's finches - molecular clock

Forum discussions with the word(s) "speciation" in the title:


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