polyzonal lens
now historical
noun
= Fresnel lens.
Origin
Early 19th century.
- Princess Royal
- princess-ship
- princess telephone
- princess tree
- prince's stuff
- princessy
- prince's wood
- Princetonian
- Princeton University
- Princetta
- Prince Valiant
- Prince William Sound
- princewood
- prince-worthy
- principal
- principal axis
- principal boy
- principal challenge
- principal component
- principal component analysis
- principal diagonal
- principal girl
- principal ideal
- principal ideal ring
- principal in the first degree