photic /fōˈtik/

1. Of light
2. Light-giving
3. Sensitive to light
4. Accessible to light (as eg the uppermost layer of sea)

phōtˈics singular noun

Optics

• protostars
• protostele
• protosteles
• protostome
• protostomes
• proto team
• Proto team
• Prototheria
• prototherian
• Prototracheata
• prototroph
• prototrophic
• prototrophs
• prototrophy
• prototypal
• prototype
• prototyped
• prototypes
• prototypical
• prototyping
• protoxide
• protoxides
• protoxylem
• protoxylems
• protozoa