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- Dictionarysun/sʌn/
noun
- 1. the star round which the earth orbits: "the sun shone from a cloudless sky"
- 2. the light or warmth received from the earth's sun: "we sat outside in the sun" Similar
verb
- 1. sit or lie in the sun: "Buzz could see Clare sunning herself on the terrace below"
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The Sun is the star at the center of the Solar System. It is a massive, nearly perfect sphere of hot plasma, heated to incandescence by nuclear fusion reactions in its core, radiating the energy from its surface mainly as visible light and infrared radiation with 10% at ultraviolet energies.
The meaning of SUN is the luminous celestial body around which the earth and other planets revolve, from which they receive heat and light, which is composed mainly of hydrogen and helium, and which has a mean distance from earth of about 93,000,000 miles (150,000,000 kilometers), a linear diameter of 864,000 miles (1,390,000 kilometers), and a ...
3 days ago · Sun, star around which Earth and the other components of the solar system revolve. It is the dominant body of the system, constituting more than 99 percent of its entire mass. The Sun is the source of an enormous amount of energy, a portion of which provides Earth with the light and heat necessary to support life.
SUN definition: 1. the star that provides light and heat for the earth and around which the earth moves: 2. the…. Learn more.
The Sun is the largest object in our solar system. Its diameter is about 865,000 miles (1.4 million kilometers). Its gravity holds the solar system together, keeping everything from the biggest planets to the smallest bits of debris in orbit around it.
Feb 2, 2024 · The sun is an ordinary star, one of about 100 billion in our galaxy, the Milky Way. The sun has extremely important influences on our planet: It drives weather, ocean currents, seasons, and climate, and makes plant life possible through photosynthesis. Without the sun’s heat and light, life on Earth would not exist.
Sun definition: the star that is the central body of the earth's solar system, around which the planets revolve and from which they receive light and heat. See examples of SUN used in a sentence.
[singular] the star that shines in the sky during the day and gives the earth heat and light. The sun was shining and birds were singing. the sun’s rays. The sun rises highest in the sky during the summer. the rising/setting sun. The sun was just setting. A pale wintry sun shone through the clouds.
The Sun is the star at the heart of our solar system. Its gravity holds the solar system together, keeping everything – from the biggest planets to the smallest bits of debris – in its orbit. Skip to main content
The sun is the ball of fire in the sky that the Earth goes round, and that gives us heat and light.
