quaternary

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.

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

From The Wall Street Journal • Feb. 6, 2026

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

From The Wall Street Journal • Nov. 5, 2025

"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

In some books, too, you will find the tertiary and quaternary taken out and replaced by periods of different lengths called the Palaeogene and Neogene.

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