vitreous humor

noun

, Anatomy.

1. the transparent gelatinous substance filling the eyeball behind the crystalline lens.

vitreous humor

1. The gelatinous substance that fills the chamber of the eye between the retina and the lens.

Word History and Origins

Origin of vitreous humor¹

First recorded in 1655–65

Example Sentences

So scientists used nanoscale 3D printing to create spiral-shaped robots small enough to pass through the dense jelly known as the vitreous humor that makes up most of the eyeball.

From Science Magazine

The thought of having three large needles stuck into my eyeball, and the vitreous humor then being sucked out while I was awake, did not appeal.

From New York Times

The eye is filled with a gellike substance called the vitreous humor.

From Washington Post

The treatment we received for our detached retina was an operation called a vitrectomy, which entails the removal of the vitreous humor from the eyeball’s posterior chamber.

From Wall Street Journal

Small moving spots that appear in a person’s field of vision, floaters typically occur when tiny pieces of the eye’s gellike vitreous humor break loose within the inner back portion of the eye.

From Washington Post