Definition of "heliocentrism" [heliocentrism]

• The theory that the sun is the center of the universe (noun)
• The theory of the heliocentric model, that the planets including Earth orbit the Sun, in contrast to geocentrism. (noun)

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• "In modern parlance, heliocentrism is simply the statement that, as the dominant mass in the solar system, the Sun is more or less the central point of motion."
• "This misunderstanding of heliocentrism is not corrected anywhere in the FAQ."
• "At least this is a smaller set of people than those who believe in heliocentrism."