Simple Browser : Welcome guest : log in
Home |  Graph |  ]  KB:  Language:   

Formal Language: 




Sigma KEE - HivAids
KB Term: 

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
hiv aids
HivAids refers to the acquired immunodeficiency syndrome, a disease of the human immune system that is characterized cytologically especially by reduction in the numbers of CD4-bearing helper T cells to 20 percent or less of normal rendering the subject highly vulnerable to life-threatening conditions (as Pneumocystis carinii pneumonia) and to some that become life-threatening (as Kaposi's sarcoma) and that is caused by infection with HIV commonly transmitted in infected blood and bodily secretions (as semen) especially during illicit intravenous drug use and sexual intercourse.
Relationships      
InstancesabstractProperties or qualities as distinguished from any particular embodiment of the properties/qualities in a physical medium. Instances of Abstract can be said to exist in the same sense as mathematical objects such as sets and relations, but they cannot exist at a particular place and time without some physical encoding or embodiment.
 attributeQualities which we cannot or choose not to reify into subclasses of.
 biological attributeAttributes that apply specifically to instances of OrganicObject (Organism or AnatomicalStructure).
 disease or syndromeA BiologicalAttribute which qualifies something that alters or interferes with a normal process, state or activity of an Organism. It is usually characterized by the abnormal functioning of one or more of the host's systems, parts, or Organs.
 entityThe universal class of individuals. This is the root node of the ontology.
 internal attributeAny Attribute of an Entity that is an internal property of the Entity, e.g. its shape, its color, its fragility, etc.
Belongs to Class entity


Show simplified definition with tree view
Show full definition (without tree view)
Show full definition (with tree view)


Sigma web home      Suggested Upper Merged Ontology (SUMO) web home
Sigma version 3.0 is open source software produced by Articulate Software and its partners