Lewis County is located in northern Idaho.

Lewis's law states that the total pressure of a mixture of gases is equal to the sum of the partial pressures of the individual gases.

The Lewis model, also known as the dual-sector model, is an economic theory that explains the structural transformation of developing countries.

The Lewis rat is commonly used in medical research.

The Lewis rats were used in the experiment.

Lewis reactions are important in organic chemistry.

The Lewis reaction is a chemical reaction that involves the formation of a covalent bond between a Lewis acid and a Lewis base.

The Isle of Lewis is a beautiful island in Scotland.

Lewis Cliff is a famous landmark in Walcott Névé.

Lewis flax is a beautiful flower.