poison flag
US
noun
The blue flag of eastern North America, Iris versicolor.
Origin
Mid 19th century.
- pneumococcal
- pneumococcic
- pneumococcous
- pneumococcus
- pneumoconiosis
- pneumoconiotic
- pneumocystic
- pneumocystis
- pneumocystis pneumonia
- pneumocystosis
- pneumocyte
- pneumodynamic
- pneumodynamics
- pneumoempyema
- pneumoencephalographic
- pneumoencephalography
- pneumoenteritis
- pneumogastric
- pneumogastric nerve
- pneumogram
- pneumograph
- pneumographic
- pneumographically
- pneumography
- pneumohaemothorax