osmolality

noun

os·​mo·​lal·​i·​ty ˌäz-mō-ˈla-lə-tē How to pronounce osmolality (audio)
ˌäs-
plural osmolalities
: the concentration of an osmotic solution especially when measured in osmols or milliosmols per 1000 grams of solvent
osmolal adjective

Examples of osmolality in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
With hyponatremia, sodium levels will be less than 135 mEq/L. Serum osmolality test: This blood test measures the concentration of specific substances in your blood. James Myhre & Dennis Sifris, Md, Verywell Health, 30 Sep. 2024 Did the designers consider the osmolality of vaginal tissue? Catherine M. Klapperich, STAT, 12 Apr. 2024 Urinary osmolality measures how much chloride, potassium, sodium, and urea are in your urine. Urodynamics: This is a set of tests examining how well your bladder and urethra work. Sarah Bradley, Health, 17 Nov. 2023 This is a product that Dr. Streicher points out has a low osmolality. Lisa Bain, Good Housekeeping, 27 July 2023 Yes, because of the osmolality of the carbs, whey, protein absorption, everything like that. Greg Presto, Men's Health, 6 May 2022 But at his training camp in Spain, Lim found that a high-sodium drink with a sucrose-glucose ratio different than Gatorade’s had a much lower osmolality and worked far better: Riders drank twice the amount and suffered zero stomach problems. Joel Warner, WIRED, 18 Feb. 2014

Word History

Etymology

osmol + -al entry 1 + -ity

First Known Use

circa 1944, in the meaning defined above

Time Traveler
The first known use of osmolality was circa 1944

Dictionary Entries Near osmolality

Cite this Entry

“Osmolality.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/osmolality. Accessed 21 Nov. 2024.

Medical Definition

osmolality

noun
os·​mo·​lal·​i·​ty ˌäz-mō-ˈlal-ət-ē, ˌäs- How to pronounce osmolality (audio)
plural osmolalities
: the concentration of an osmotic solution especially when measured in osmols or milliosmols per 1000 grams of solvent
osmolal adjective

More from Merriam-Webster on osmolality

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