Definition of "high-density" []

• Having a high concentration: high-density urban areas. (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.

• "Spokesman David Britton said an ash cloud classified as high-density was expected to cover parts of Scotland by 6 a.m. local time 0500 GMT; midnight ET Tuesday."
• "The NatCen study found that 383 areas in the UK were statistically defined as high-density machine zones and cross-compared them with the 2007 multiple deprivation index to achieve its results."
• "But the study, by the National Centre of Social Research , also shows that relatively affluent towns, such as Altrincham, just outside Manchester, and the shopping precincts of new towns and cities such as Milton Keynes and Peterborough are now host to what the researchers termed "high-density machine zones", where there is at least one gaming machine for every hectare, an area the size of a rugby pitch."