a microscopic, gas-filled bubble, used especially in medicine to image blood flow, dissolve blood clots, etc.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To microbubbles
World English Dictionary
microbubbles (ˈmaɪkrəʊˌbʌbəlz)
pl n
med a contrast medium used with ultrasound, consisting of tiny bubbles of gas introduced into the vascular system or Fallopian tubes to enhance the images obtained

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature