Claim CA212: Evolution is ambiguously defined
Brief response in the Index to Creationist Claims in the TalkOrigins Archive.
Evolution very briefly defined and explained on the University of Berkeley's Understanding Evolution website.
Is Natural Selection the Same Thing as Evolution? Assessing Dr. Purdom’s Confusing Answer
Natural Selection Semantics: A Student Reacts to a Young-Earth Definition of Evolution
Two posts by biologist Joel Duff on his Naturalis Historia blog, responding to the Answers in Genesis video Natural Selection Is Not Evolution! The second post includes an essay written by a doctoral applicant (shared with their permission).
Microevolution, macroevolution, and speciation
Microevolution and macroevolution discussed briefly and simply on the University of Berkeley's Understanding Evolution website. Click the 'next button' to move through the pages.
Video in the How Creationism Taught Me Real Science series.
A Six-day Evolutionist? It depends on what you mean by evolution
Post by biologist Joel Duff on his Naturalis Historia blog, discussing microevolution and macroevolution.
Paper by R. Joel Duff, Thomas R. Beatman, and David S. MacMillan III in the journal Evolution: Education and Outreach. Deals with a number of issues including 'how anti-evolutionary advocates have redefined the terms macroevolution and microevolution to advance their view of the origins of biological diversity'.