微小鞭毛虫属，六鞭虫属：同Hexamita
习惯用语Octomitus hominis
人微小鞭毛虫：同Trichomonas hominis- Arnold-Chiari deformity(malformation,syndrome)
- Arnold of Villanova,Arnaldus de Villanova
- Arnold's bodies
- Arnold's canal,etc.
- arnotto
- A.R.O.
- AROA
- aroma
- aromatase
- aromatic
- aromatic-L-aminoacid decarboxylase
- aromatization
- aromine
- arousal
- arprinocid
- arrachement
- arrack
- arrangement
- arrector
- arrectores
- arrest
- arrested
- arrhaphia
- Arrhenius'equation,formula,theory(doctr-ine)
- arrheno-