AIDS

n. uncountable

B2 Upper Intermediate Oxford US //ˈeɪdz// UK //ˈeɪdz// aids

General-service Slang Vulgar

Definition

n. Stands for Acquired Immunodeficiency Syndrome. A serious medical condition that makes it very hard for the body to fight off infections. It is caused by a virus called HIV.

n. Abbreviation for Acquired Immunodeficiency Syndrome. A chronic, potentially life-threatening condition caused by the human immunodeficiency virus (HIV) which severely damages the immune system. It is the advanced stage of HIV infection.

SIMPLE

Doctors are working hard to find a cure for AIDS.

CONTEXTUAL

Advances in medical treatment have significantly improved the life expectancy of people living with AIDS.

COMPLEX

The global response to the AIDS epidemic has led to unprecedented international cooperation in public health and pharmaceutical research.

Usage

Typically used without an article; often appears in the phrase 'living with AIDS'.

Last updated May 9, 2026