: of, relating to, or resembling serum
Examples of serous in a Sentence
Recent Examples on the Web
Low grade serous ovarian cancer is rare, accounting for 2% to 5% of all ovarian cancers.
—
Cara Lynn Shultz,
PEOPLE,
18 June 2026
After surgery to remove the tumor, a biopsy revealed that Ni had stage III-C high-grade serous ovarian cancer, an advanced stage of ovarian cancer.
—
Ciara McCarthy 9,
Fort Worth Star-Telegram,
9 Sep. 2025
Her case was complicated by a serous choroidal detachment, an abnormal accumulation of fluid, which ultimately led to vision loss in the left eye.
—
Janelle Chavez,
CNN,
24 Mar. 2023
Exudative or serous retinal detachment (SRD) is rare type of retinal detachment, which occurs when fluid accumulates under your retina and pushes it away from the blood vessels.
—
Bruce Y. Lee,
Forbes,
9 Apr. 2022
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Cara Lynn Shultz,
PEOPLE,
18 June 2026
After surgery to remove the tumor, a biopsy revealed that Ni had stage III-C high-grade serous ovarian cancer, an advanced stage of ovarian cancer.
—
Ciara McCarthy 9,
Fort Worth Star-Telegram,
9 Sep. 2025
Her case was complicated by a serous choroidal detachment, an abnormal accumulation of fluid, which ultimately led to vision loss in the left eye.
—
Janelle Chavez,
CNN,
24 Mar. 2023
Exudative or serous retinal detachment (SRD) is rare type of retinal detachment, which occurs when fluid accumulates under your retina and pushes it away from the blood vessels.
—
Bruce Y. Lee,
Forbes,
9 Apr. 2022
Cite this Entry
“Serous.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/serous. Accessed 6 Jul. 2026.
Copy CitationMedical Definition
serous
adjective
se·rous
ˈsir-əs 
: of, relating to, producing, or resembling serum
especially
: having a thin watery constitution
a serous exudate
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