Definition, Meaning & Synonyms
helio
Prefix
/ˈhiːli.oʊ/

Definition
A prefix relating to the sun.

Examples
- Heliotherapy is the treatment of disease by exposure to sunlight.
- Heliocentric theory posits that the sun is at the center of the solar system.
- A heliograph is a device that uses sunlight to send signals.

Meaning
The term ‘helio’ is derived from the Greek word ‘helios,’ meaning sun. It is used in various scientific contexts to denote solar phenomena or attributes associated with the sun.

Synonyms
- Solar
- Sun-related
- Sunlit