### aggregation:

Class
* Is a structure that groups related data and the routines to process it into a single entity.
* are collections
  - courses
  - divided into orders, then families, and then genera
  - elegance
  - gathering
  - groups of people
  - instances of metaclasses, and objects are instances of classes
  - leagues
* are located in conferences
  - schools
  - meetings
  - objects that store shared information in 'class attributes'
* are part of phylums
  - societies
  - procedures that return objects
  - special kinds of objects, and have all of the properties of regular objects
* are the abstract mechanism for producing objects
  - basis for abstract datatypes and object-oriented programming
  - manner in which objects are created and modified
  - objects that implement any set of interfaces
  - way to further divide organisms of a phylum
* describe sets of objects which have shared properties.
* division in privileges.
* is also culture
  - indeed a very important factor in social structure
  - one of the ways in which human societies make distinctions among their members
* is the category or type of the business
  - material reality on which our society and all others in the world today are based
  - number of classes in the dataset
  - term used to designate a class of jobs
* objects represent interfaces as well as classes.
* play two distinct roles in object-oriented programming.
* plays a large part in transgender history and how transgendered people are perceived.
* refers to use in a class, usually with the teacher organizing the activities on the computer.
* term that carries a certain theoretical weight.
+ Akita, Akita, Education: Cities in Japan :: Settlements in Akita Prefecture
  * Akita International University is a public university outside of town. Classes are taught only in English.

### aggregation | class:

Amphibia
* Many amphibia have toxic skin , which is harmful to predators.
+ Amphibian, Living amphibia, Adaptations, Defences: Amphibians
  * Many amphibia have toxic skin, which is harmful to predators. This is an important defence against predation.

### aggregation | class:

Caste
* All castes have non-elbowed antennae and have a two part body segmented at the head
  - lack visible eyes, although some have been seen with glowing patterns that resemble eyes
* Every caste regional one which belongs to a state or two.
* Most castes are endogamous.
* are a social phenomenon
  - animal groups
  - in many ways an extended family
  - part of colonies
  - status
* defines identity, social and religious beliefs, and status.
* determines social structure, including foods to be eaten.

Class consciousness
* can lead to a critical view of the class system as a social relation.
* is the most potent antidote to the poison of racism, prejudice and bigotry.
* refers to the way people think about class and class divisions.

Elite
* are small groups of people who possess unusual amounts of power
  - upper classes
  - video games
* share a consensus on basic political values.

### aggregation | class | elite:

Aristocracy
* All aristocracies are also oligarchies.
* is an elite
+ Aristocracy, How it works: Social sciences :: Social groups :: Social classes :: Forms of government

### aggregation | class | elite | aristocracy:

Peerage
* Most peerages are hereditary, meaning that they pass on from father to son, or to another heir
  - can descend only in the male line
* are nobility.
* is aristocracy

Nobility
* graceful ornament to the civil order.
  - shown by the manners and merits of the individual
  - the opposite of baseness and a person avoids baseness completely
* refers to peers and their families.

Equivalence class
* are a recent invention intended to support non-English alphabets
  - relatively recent invention intended to support non-English alphabets
* find application in regular expressions.