Eastern, Midwestern, &amp; Southern U.S. The dividing area, either paved or landscaped, between opposing lanes of traffic on some highways. Also called median; also called regionally boulevard, mall1, medial strip, meridian, neutral ground. See Regional Note at neutral ground.
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.