H2O
noun
: water sense 1a
American lawns and gardens drink up H2O at alarming rates, especially in the dry West, where more than 50% of residential water is used for landscaping.—
Bryan Walsh
Bryan WalshExamples of H2O in a Sentence
Recent Examples on the Web
And there's no secret hydration hack for celebrities, either, though Sharma's A-list clients add some supplements to their H2O for even more impact.
—Stephanie Sengwe, People.com, 1 Mar. 2025
Cover the chicken with cold water (never warm or hot H2O, as this can push the poultry into the danger zone), then top it with a heavy can or other object to keep it submerged.
—Karla Walsh, Better Homes & Gardens, 25 Feb. 2025
Mackin said Illinois American Water offers customer assistance through its H2O Help to Others program, payment plans and budget billing.
—Michelle Mullins, Chicago Tribune, 24 Feb. 2025
Attached to your pack but still want to carry some H2O?
—Kristin Canning, SELF, 19 Feb. 2025
Each sheet did indeed form a perfect crystal of repeating H2O molecules.
—Quanta Magazine, 12 Feb. 2025
Drain the water, add a fresh batch of cold H2O, then stir and strain off the skins that float to the top.
—Karla Walsh, Better Homes & Gardens, 28 Jan. 2025
Primary hazards include high levels of volcanic gases—predominantly water vapor (H2O), carbon dioxide (CO2), and sulfur dioxide (SO2).
—Josh Hammer, Newsweek, 23 Dec. 2024
The potted plant experiment gave Wilde the idea that incorporating unused wool—which can hold up to 35% of its weight in H2O—into his compost pile might keep the product moist.
—Lindsey King, TIME, 23 Dec. 2024
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Stephanie Sengwe, People.com, 1 Mar. 2025
Cover the chicken with cold water (never warm or hot H2O, as this can push the poultry into the danger zone), then top it with a heavy can or other object to keep it submerged.
—Karla Walsh, Better Homes & Gardens, 25 Feb. 2025
Mackin said Illinois American Water offers customer assistance through its H2O Help to Others program, payment plans and budget billing.
—Michelle Mullins, Chicago Tribune, 24 Feb. 2025
Attached to your pack but still want to carry some H2O?
—Kristin Canning, SELF, 19 Feb. 2025
Each sheet did indeed form a perfect crystal of repeating H2O molecules.
—Quanta Magazine, 12 Feb. 2025
Drain the water, add a fresh batch of cold H2O, then stir and strain off the skins that float to the top.
—Karla Walsh, Better Homes & Gardens, 28 Jan. 2025
Primary hazards include high levels of volcanic gases—predominantly water vapor (H2O), carbon dioxide (CO2), and sulfur dioxide (SO2).
—Josh Hammer, Newsweek, 23 Dec. 2024
The potted plant experiment gave Wilde the idea that incorporating unused wool—which can hold up to 35% of its weight in H2O—into his compost pile might keep the product moist.
—Lindsey King, TIME, 23 Dec. 2024
Cite this Entry
“H2O.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/H2O. Accessed 13 Mar. 2025.
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