Notched like the edge of a saw; saw-toothed; serrate. (adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "serrated" in a sentence
"Beyond that, two recent studies in other countries found that colonoscopy often fails to detect pre-cancerous flat growths, called serrated polyps, which tend to develop on the right side of the colon."
"This would include leg irons, electro-shock stun belts and inherently painful devices such as serrated thumb-cuffs."
"The extinct whales called Squalodon have tusk-like front teeth and molars which have the outline of a leaf with a coarsely "serrated" edge."