- polarimetry
- polar integral equation
- polar integral kernel
- polar intermetallic compound
- polar intermetallic compround
- POLARIS
- Polaris
- Polaris almanac
- Polaris Australis
- polariscope
- polariscopy
- polariser
- Polaris missile
- Polaris monitor
- polarissima
- polaristrobometer
- polariton
- polariton laser
- polarity
- polarity effect
- polarity effect in electrical discharge machining
- polarity era
- polarity establishment
- polarity finder
- polarity group