osmotic

adjective

os·​mot·​ic äz-ˈmä-tik How to pronounce osmotic (audio)
äs-
Synonyms of osmoticnext
: of, relating to, caused by, or having the properties of osmosis
osmotically adverb

Examples of osmotic 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.
The core challenge of saltwater exposure is osmotic imbalance, as seminal research from the Journal of Experimental Zoology explains. Scott Travers, Forbes.com, 22 Jan. 2026 Theoretically, osmotic power could generate up to 5,000 terawatt-hours of power annually. Tejasri Gururaj, Interesting Engineering, 24 Oct. 2025 Take over-the-counter medicines like fiber supplements, stool softeners, lubricants, stimulants, or osmotic agents. Korin Miller, SELF, 14 Oct. 2025 Lower temperatures can inhibit feeding, swimming and osmotic abilities in warm-water fish leading to death, researchers said. Lauren Liebhaber, Miami Herald, 17 Sep. 2025 And while osmotic power may never match the scale of solar or offshore wind, parity isn’t required for impact. New Atlas, 16 Sep. 2025 Magnesium hydroxide is a saline laxative (a type of osmotic laxative) that improves bowel movements. Alex Yampolsky, Verywell Health, 8 May 2025 But to be fair, the acquisition of gardening knowledge is a bit of an osmotic process — a slow absorption of many tiny bits of information. Paul Cappiello, The Courier-Journal, 17 Apr. 2015

Word History

Etymology

osmose or osm(osis) + -otic entry 1

First Known Use

1854, in the meaning defined above

Time Traveler
The first known use of osmotic was in 1854

Browse Nearby Words

Cite this Entry

“Osmotic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/osmotic. Accessed 6 Feb. 2026.

Medical Definition

osmotic

adjective
os·​mot·​ic -ˈmät-ik How to pronounce osmotic (audio)
: of, relating to, or having the properties of osmosis
osmotically adverb

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