- A specifically defined division in a system of classification; a class. (noun)
- A general class of ideas, terms, or things that mark divisions or coordinations within a conceptual scheme, especially: (noun)
- Aristotle's modes of objective being, such as quality, quantity, or relation, that are inherent in everything. (noun)
- Kant's modes of subjective understanding, such as singularity, universality, or particularity, that organize perceptions into knowledge. (noun)
- A basic logical type of philosophical conception in post-Kantian philosophy. (noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.