Categorical may refer to:Categorical imperative, a concept in philosophy developed by Immanuel Kant Categorical theory, in mathematical logic Morley's categoricity theorem, a mathematical theorem in model theory Categorical data analysis Categorical distribution, a probability distribution Categorical logic, a branch of category theory within mathematics with notable connections to theoretical computer science Categorical syllogism, a kind of logical argument Categorical proposition, a part of deductive reasoning Categorization Categorical perception Category theory in mathematics Categorical set theory Categorical probability Recursive categorical syntax in linguistics