photoactivity

Questions

What does photoactivity mean?

The condition of being photoactive

Where does photoactivity come from?

Etymology tree Proto-Indo-European *bʰeh₂- Proto-Indo-European *-os Proto-Indo-European *bʰéh₂os Proto-Hellenic *pʰáwos Ancient Greek φᾰ́ος (phắos) Ancient Greek φῶς (phôs) Ancient Greek φωτο- (phōto-)der. English photo- Proto-Indo-European *h₂eǵ- Proto-Indo-European *-eti Proto-Indo-European *h₂éǵeti Proto-Italic *agō Latin agō Proto-Indo-European *-wós Proto-Indo-European *-iHwósder. Latin -īvus ▲ Ancient Greek ἐνεργητῐκός (energētĭkós)sl. Latin āctīvus Proto-Indo-European *-teh₂ Proto-Indo-European *-ts Proto-Indo-European *-teh₂ts Proto-Italic *-tāts Latin -tās Latin āctīvitāsder. Middle French activitébor. English activity English photoactivity From photo- + activity.

How to pronounce photoactivity

1. Open the pronunciation page — Open the Speakur entry for “photoactivity”.
2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
3. Play the audio — Click Play to hear reference audio for “photoactivity”.
4. Repeat and practice — Say “photoactivity” aloud, matching stress and vowels until it feels natural.