Definition of "dilated" [di•lat•ed]

  • Having been widened; expanded. (adjective)
  • Distended. (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.

Use "dilated" in a sentence
  • "The heart with noncompaction can be dilated with decreased pumping function as in dilated cardiomyopathy (see above) or can have normal pumping function."
  • "She could hardly bear to look on the livid face, the closed eyes, the thin dilated nostrils, and the painful expression of powerlessness that met her sight."
  • "GUPTA: Three hours. no heartbeat, no spontaneous respirations, pupils are dilated, which is an indication that the brain as swollen as well."