Definition of "vascular" []

• Of, characterized by, or containing vessels that carry or circulate fluids, such as blood, lymph, or sap, through the body of an animal or plant. (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.

• "In the same way, Baer said, the lower or vegetative layer splits into two plates, which he calls the vascular-stratum and the mucous-stratum."
• "The authors cite a 1999 study of a beta blocker drug in vascular surgery patients at risk for a heart attack."
• "Migraine headaches are classified as vascular headaches because they seem to occur when the arteries in the brain constrict and then suddenly relax."