1. In an archaic manner

Encyclopedia: Archaically

• polypropenonitrile
• polypropylene
• polyptoton
• polyptych
• polypus
• polyribosome
• polysaccharide
• polysemant
• polysemantic
• polysemantic word
• polysemous
• polysemous word
• polysemy
• polysome
• polysomy
• Polystichum
• Polystichum acrostichoides
• Polystichum aculeatum
• Polystichum adiantiformis
• Polystichum braunii
• Polystichum lonchitis
• Polystichum scopulinum
• Polystichum setiferum
• polystyrene
• polysyllabic