However, the related concept of equivalent mass had been in use at least a century earlier.

There is a difference between the related concepts of quality control and soft security.

Mass should not be confused with the related but quite different concept of weight.

Weight should not be confused with the related but quite different concept of mass.

A related concept is the relative importance of an item.

There is a related marine concept called the big ocean theory.

It is often connected to the related concept of spiritual intelligence.

Rank and related concepts are developed in the early chapters.

A closely related concept is the atomic percent (or at.

She closed her eyes in order to concentrate, searching for related concepts.