from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A subdivision that has common differentiating characteristics within a larger category.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. With respect to a given category, a more narrow category.
- n. A subclass of a category which is itself a category, whose arrows are a restriction of the arrows of the parent category, and whose composition rule is a restriction of the parent category's
Sorry, no etymologies found.