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quaternary

[kwot-er-ner-ee, kwuh-tur-nuh-ree] / ˈkwɒt ərˌnɛr i, kwəˈtɜr nə ri /




Example Sentences

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These include silver-based compounds, quaternary ammonium compounds—or QACs—and zinc-based chemicals.

From The Wall Street Journal ● Sep. 24, 2026

Sunway Healthcare operates its flagship quaternary hospital in Kuala Lumpur, Malaysia’s capital.

From The Wall Street Journal ● Feb. 6, 2026

"The synthesis of quaternary carbons, however, is a long-standing challenge in the field of organic chemistry, typically requiring numerous steps and relying on harsh conditions or less accessible starting materials."

From Science Daily ● Apr. 5, 2024

The Salyerses’ unusual marriage is known as a quaternary marriage, and their sons are known as quaternary twins.

From Washington Post ● Aug. 24, 2022

Primary and secondary fell out of use altogether, while quaternary was discarded by some but kept by others.

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

One authority fixes the neutrals as being black, gray and white; another regards them as those hues or tones which lack definite color, like quaternaries.

From Color Value by C. R. (Chandler Robbins) Clifford

The second circle is composed of the secondaries; the third circle, the tertiaries, and the outer circle, the quaternaries.

From Color Value by C. R. (Chandler Robbins) Clifford

It is easy to understand the composition of secondaries, but it is not so easy to know the tertiaries and quaternaries.

From Color Value by C. R. (Chandler Robbins) Clifford

In Diagram II we have arranged at opposite points the primaries 1, the secondaries 2, the tertiaries 3, the quaternaries 4.

From Color Value by C. R. (Chandler Robbins) Clifford


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