"What's the plural of theory?"

The plural of theory is theories.

Definition of theory:

A supposition or a system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained.

Plural of Theory Example Sentences

    Single Examples:

    1. The theory of relativity revolutionized our understanding of physics.
    2. In biology, the theory of evolution explains the diversity of life on Earth.
    3. She is conducting research to test her theory about human behavior.

    Plural Examples:

    1. There are various competing theories about the origin of the universe.
    2. Psychology has multiple theories that attempt to explain personality development.
    3. These different theories provide alternative perspectives on historical events.

Similar Questions

What's the plural of...

The plural of theory is theories
The plural of theory is theories