oroheliograph

Questions

What does oroheliograph mean?

A camera for obtaining a circular panoramic view of the horizon. The photographic plate is placed horizontally with a vertical lens above. A specially-shaped mirror reflects light from the entire horizon to the lens, by means of which it is focused upon the plate.

Where does oroheliograph come from?

From oro- + heliograph, from Ancient Greek word for "mountain".

How to pronounce oroheliograph

1. Open the pronunciation page — Open the Speakur entry for “oroheliograph”.
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 “oroheliograph”.
4. Repeat and practice — Say “oroheliograph” aloud, matching stress and vowels until it feels natural.