limbus

noun

lim·​bus ˈlim-bəs 

: the marginal region of the cornea of the eye by which it is continuous with the sclera

Examples of limbus in a Sentence

Recent Examples on the Web

In the new study, the researchers took a small biopsy from the limbus of each patient’s healthy eye, then separated the stem cells from the rest of the biopsied tissue. — Will Sullivan, Smithsonian Magazine, 23 Aug. 2023

These stem cells are from the limbus, a zone of tissue around the cornea that generates transparent cells that protect and heal the eye’s surface. — Theresa Tamkins, NBC News, 18 Aug. 2023

Word History

Etymology

Latin, border

First Known Use

1877, in the meaning defined above

Rhymes for limbus

• nimbus
• cumulonimbus

Medical Definition

limbus

noun

lim·​bus ˈlim-bəs 

: a border distinguished by color or structure

especially : the marginal region of the cornea of the eye by which it is continuous with the sclera