air·ship 
(ârshĭp′)
(ârshĭp′)n.
A self-propelled lighter-than-air craft with directional control surfaces. Also called dirigible.
- polyatomic
- polybasic
- polybasite
- Polybius
- polycarbonate
- Polycarp
- polycarpic
- polycarpous
- polycarpy
- polycentric
- polycentrism
- polychaete
- polychaetous
- polychlorinated biphenyl
- polychromatic
- polychromatophile
- polychromatophilia
- polychromatophilic
- polychrome
- polychromic
- polychromophilia
- polychromous
- polychromy
- Polycleitus
- polyclinic