Heliocentric means that the sun is at the centre of the solar system. This is the modern model of the solar system, and it was first proposed by Nicolaus Copernicus in the 16th century.
Copernicus's heliocentric model of the solar system was a radical departure from the prevailing geocentric model.
Noun: heliocentrism.
Adjective: heliocentric.
Adverb: heliocentrically.
The word "heliocentric" comes from the Greek words "helios", meaning "sun", and "kentron", meaning "center". It was first used in the 16th century to describe the model of the solar system in which the sun is at the centre.
What does heliocentric mean?
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