How to say "aids" in Japanese

• エイズCommon
  nounThe common word for AIDS, usually written in kana alone. This is the term you will normally encounter and use when talking or writing about the disease.
  私はエイズの研究けんきゅうに従事じゅうじしている。↗

  I am engaged in AIDS research.
• 後天性免疫不全症候群こうてんせいめんえきふぜんしょうこうぐん
  nounThe full name of the syndrome, translating 'acquired immune deficiency syndrome' element for element. It is less common than エイズ; choose it when the complete name is needed rather than the abbreviation.

Both words refer to the same disease, AIDS: 「エイズ」 is the common term, usually written in kana alone, while 後天性免疫不全症候群 is the less common full Japanese name of the syndrome.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• エイズacquired immune deficiency syndrome
• 後天性免疫不全症候群こうてんせいめんえきふぜんしょうこうぐんacquired immune deficiency syndrome