a serious (often fatal) disease of the immune system transmitted through blood products especially by sexual contact or contaminated needles
"The doctor explained that without proper treatment, AIDS can severely weaken the body's ability to fight off infections."
Acquired immune deficiency syndrome.
"The acronym aids is often written in all lowercase when referring generally to the disease rather than as a proper noun like AIDS."
plural of aid
Alternative letter-case form of AIDS acquired immune deficiency syndrome
In plain English: AIDS is a serious illness that weakens your body's immune system, making it hard to fight off infections and diseases.
"The health organization distributed free testing kits to provide AIDS education and support in rural areas."
Third-person singular simple present indicative form of aid
"The specialized software aids researchers in analyzing complex data sets efficiently."
In plain English: To aid means to help someone do something easier or better.
"He offered to carry his bags so that he could help him with them."