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

• civil aviations
• civil commotion
• civil commotions
• civil day
• civil days
• civil death
• cisalpine
• Cisatlantic
• cis-butenedioic acid
• cisco
• ciscoes
• ciscos
• ciseleur
• ciseleurs
• ciselure
• ciselures
• Cisleithan
• cislunar
• cismontane
• cispadane
• cisplatin
• cisplatins
• cispontine
• cissier
• cissies