ic·​ter·​us ˈik-tə-rəs How to pronounce icterus (audio)
: yellowish pigmentation of the skin, tissues, and body fluids caused by the deposition of bile pigments : jaundice
The patient appeared very lethargic and mildly dehydrated with severe icterus.Antonio Giuliano et al.
The hemoglobin pigments released from the destroyed cells are picked up by the tissues, causing yellow jaundice (or icterus).Robert M. Miller

Word History


New Latin, from Greek ikteros

First Known Use

1616, in the meaning defined above

Time Traveler
The first known use of icterus was in 1616

Dictionary Entries Near icterus

Cite this Entry

“Icterus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/icterus. Accessed 7 Dec. 2023.

Medical Definition


ic·​ter·​us ˈik-tə-rəs How to pronounce icterus (audio)
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