Arma
- 16S rRNA (guanine1405-N7)-methyltransferase
- ARMA International
- Agung Rai Museum of Art
- Alma (disambiguation)
- Arma (deity)
- Arma (series)
- Arma District
- Arma District, Yemen
- Arma Mountains
- Arma Senkrah
- Arma language
- Arma people
- Arma, Kansas
- Arma, Nepal
- Armas (disambiguation)
- Armenian Medical Association
- Asopinae
- Association for Renaissance Martial Arts
- Autoregressive–moving-average model
- FK Ústí nad Labem
- List of geoscience organizations
- Otokar Arma
- Paul Arma
- Rachid Arma
- Roger Dingledine
- Tom Arma