The Rankine cycle is the fundamental thermodynamic underpinning of the steam engine.

His theories were strongly Pythagorean, holding numbers and their properties to be the fundamental underpinning of essentially everything in the universe.

The fundamental and technical underpinnings are still positive.

Another fundamental underpinning of science is the scientific method.

The fundamental underpinnings are based on the mainstream Holden Commodore models of the same years.

These principles were put forth as fundamental underpinnings inherent in the "acceptance and practice of Judaism."

These initial sessions were the fundamental underpinnings of all subsequent training.

"For me," she said, "the fundamental underpinning of common law is a strong bias toward individual liberty and freedom."

The right to negotiate wages and benefits is a fundamental underpinning of our middle class.