| Acronym | Definition |
|---|
| WJA➣Web Jet-Admin |
| WJA➣Women's Jewelry Association |
| WJA➣Web JetAdmin (HP software) |
| WJA➣World Jurist Association (est. 1963; Bethesda, MD) |
| WJA➣Welsh Judo Association (UK) |
| WJA➣Water Jetting Association (UK) |
| WJA➣Wharton's Jelly Area (obstetrics and gynecology) |