My favorite fast food restaurant is MacDonald's.

Macdonald is a popular surname in Scotland.

Macdonaldism is a popular ideology among fast food enthusiasts.

MacDonaldism is a cultural phenomenon that refers to the influence and impact of McDonald's on society.

MacDonaldization is a term used to describe the process by which the principles of the fast food industry are applied to other areas of society.

Macdonaldization is a term used to describe the process by which the principles of the fast food restaurant chain McDonald's have come to dominate various aspects of society.

Macdonald polynomials are a family of orthogonal polynomials that generalize the classical orthogonal polynomials.

The Macdonald polynomial is a special type of polynomial in mathematics.

The Macdonald triad is a set of three behavioral characteristics that are often associated with violent offenders.

Macdonaldite is a rare mineral found in certain igneous rocks.