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Not associated with or supplied by blood vessels.

a·vas′cu·lar′i·ty (-lăr′ĭ-tē) n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Physiology) (of certain tissues, such as cartilage) lacking blood vessels
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.avascular - without blood vessels
vascular - of or relating to or having vessels that conduct and circulate fluids; "vascular constriction"; "a vascular bundle"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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References in periodicals archive ?
Due to the lack of blood flow, the bone dies (osteonecrosis or avascular necrosis) and stops growing.
Fact.MR has announced the addition of the "Avascular Necrosis Market Forecast, Trend Analysis & Competition Tracking - Global Market Insights 2018 to 2028"report to their offering.
The authors note that childhood cancer treatment can impair the attainment of peak bone mass and predispose children to premature onset of low bone mineral density or other bone-related side effects, such as impairment of bone quality or avascular necrosis of bone.
Summary: Therapeutic treatment such as nonsteroidal anti-inflammatory drugs (NSAIDS), osteoporosis drugs, cholesterol-lowing drugs, blood thinners are prescribed to treat avascular necrosis.
Another frequent finding is fibrotic, avascular villi with hemosiderin deposition.
Avascular necrosis of the femoral head represents another condition, although infrequently, potentially related to pregnancy.
[2,3] The most important and common cause of revision surgeries is failure of fixation with secondary displacement of the fracture, leading to failure to unite (Nonunion) and femoral head avascular necrosis.
McNally is now in his second spell at Leigh Sports Village, having returned to the club so that he could be closer to home to care for wife Rosey, who suffers from avascular necrosis.
Avascular necrosis/osteonecrosis of femoral head is demonstrated as a photopenic area on bone scintigraphy.
Citation: Yang Wu et al., Porous tissue strands: avascular building blocks for scalable tissue fabrication.
The Ireland international's wife, Rosey, suffers from avascular necrosis, a crippling bone condition which has been getting worse.