H2O

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

That’s the challenge—and opportunity—facing industrial stocks that specialize in H2O.

From Barron's • Apr. 16, 2026

H2O is the stuff of life, but for several decades, water producers and sommeliers have been working to make it something more: the stuff of taste.

From The Wall Street Journal • Oct. 20, 2025

Here, at depths of 5km, where no sunlight can penetrate, the oxygen appears to be produced by naturally occurring metallic “nodules” which split seawater - H2O - into hydrogen and oxygen.

From BBC • Jul. 22, 2024

However, in interaction with proteins, D2O is less potent than H2O.

From Science Daily • Mar. 8, 2024

Later, for no special reason, the fashion became to render the number as subscript: H2O.

From "A Short History of Nearly Everything" by Bill Bryson