Definition of "vitrectomy" []

• Surgical removal of the vitreous humor from the eyeball. (noun)

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.

• "He is referring to an eye operation called a vitrectomy in which the vitreous fluid is replaced with another solution."
• "An alternative surgery called a vitrectomy removes the cells and gel substance (vitreous) from inside the eye."
• "A third technique, vitrectomy, is also done in a hospital."