Beyond this, no common definition exists to extend the system further into even smaller squares.

However, many other definitions exist when trying to make sense of what play really is.

So-Peng thought that no better definition of a hero existed.

While no precise definition exists, there are several ways to group places as part of the area.

Asbestos is not poisonous and no definition or knowledge of such a disease exists.

Several definitions exist for weight, not all of which are equivalent.

A definition of terrorism exists that can be accepted by all.

No formal or legal definition for plant cream exists in most countries.

That definition still does not exist, which causes us a number of difficulties outside Europe.

A still more broad definition includes everything that has existed, exists, or will exist.