from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A subdivision of a set or class.
- n. Biology A taxonomic category of related organisms ranking between a class and an order.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A rank directly below class
- n. In object-oriented programming, an object class derived from another class (its superclass) from which it inherits a base set of properties and methods.
- v. In object-oriented programming, to create a subclass of.
from the GNU version of the Collaborative International Dictionary of English
- n. One of the natural groups, more important than an order, into which some classes are divided.
from The Century Dictionary and Cyclopedia
- n. A prime subdivision of a class; in zoology and botany, a division or group of a grade between the class and the order; a superorder.
- n. In petrography, in the quantitative classification of igneous rocks (see rock), a division between class and order, based on the relative proportions of the two subgroups of the preponderant group of standard minerals.
- To place in a sub-class or secondary division of its class.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. (biology) a taxonomic category below a class and above an order
sub- + class (Wiktionary)