分支丝菌属：细菌之一属，现分别归入放线菌属(Actinomyces)、丝杆菌属(Bacterionema)、诺卡氏菌属(Norcardia)、球衣菌属(Sphaerotilus)及链霉菌属(Streptomyces)- polycrotism
- polycyclic
- Polycycline
- polycyesis
- polycystic
- polycystoma
- polycyte
- polycythemia
- polydactylia
- polydactylism
- polydactyly
- polydeoxyribonucleotide
- polydeoxyribonucleotide synthase
- polydipsia
- polydispersoid
- iridoperiphakitis
- iridoplegia
- iridoptosis
- iridopupillary
- iridorhexis
- iridoschisis
- iridosclerotomy
- iridosteresis
- iridotasis
- iridotomy