blood plasma

noun

: the pale yellow fluid of whole blood that consists of water and its dissolved constituents including especially proteins (such as albumin, fibrinogen, and globulins)

Examples of blood plasma in a Sentence

Recent Examples on the Web

One is made from human blood plasma that has been screened and treated. —Health, 21 Sep. 2025

The zoo withdrew blood plasma from Ruth, who was part of a zoo donor program. —Don Sweeney, Kansas City Star, 21 Sep. 2025

What had long been the province of geriatrics quickly morphed into something performative and hyper-masculine, with podcasters hyping testosterone injections, influencers displaying stacks of supplements, and billionaires interested in blood plasma exchanges as a way to live longer. —Anne Marie Chaker, Time, 20 Sep. 2025

The priciest part is immunoglobulin, which is made from the blood plasma of people who have been vaccinated against rabies. —Tony Leys, AZCentral.com, 2 Aug. 2025

Word History

First Known Use

1842, in the meaning defined above

Rhymes for blood plasma

• chiasma
• miasma
• asthma
• histoplasma
• mycoplasma
• toxoplasma

Kids Definition

blood plasma

noun

: the fluid portion of whole blood

Medical Definition

blood plasma

noun

: the pale yellow fluid portion of whole blood that consists of water and its dissolved constituents including proteins (as albumin, fibrinogen, and globulins), electrolytes (as sodium and chloride), sugars (as glucose), lipids (as cholesterol and triglycerides), metabolic waste products (as urea), amino acids, hormones, and vitamins compare serum entry 1 sense a(1)