Definitions

1. noun

A division or classification into three categories or groups.

“The biologist proposed a trichotomy to categorize the different species of flowers in the garden.”

2. noun

A three-way distinction or classification.

“The professor used a trichotomy to explain the different social classes in the novel.”

3. verb

To divide or classify into three categories or groups.

“The researcher trichotomized the data to analyze the trends in consumer behavior.”