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  1. Dictionary
    Mat·ter
    /ˈmadər/

    noun

    verb

    • 1. be of importance; have significance: "it doesn't matter what the guests wear" Similar importanceconsequencesignificancenote
    • 2. (of a wound) secrete or discharge pus. rare US
  2. Jul 14, 2020 · In science, matter is defined as any substance that has mass and takes up space. Basically, it’s anything that can be touched. Yet, there are also phenomena that are not matter, such as light, sounds, and other forms of energy. A space devoid of all matter is called a vacuum. Examples of Matter.

  3. Matter, material, stuff, substance refer to that of which physical objects are composed (though all these terms are also used abstractly). Matter, as distinct from mind and spirit, is a broad word that applies to anything perceived, or known to be occupying space: solid matter; gaseous matter.

  4. MATTER definition: 1. a situation or subject that is being dealt with or considered: 2. the situation being dealt…. Learn more.

  5. Oct 19, 2023 · Matter is any substance that has mass and takes up space. Earth, and everything on it, is made of matter, so are all the stars and planets in the universe. According to the Big Bang theory, at the beginning of the universe, all matter erupted from a singularity, a hot, dense speck of matter.

  6. Sep 25, 2023 · Science. An atom consists of protons, neutrons, electrons, and a nucleus. But matter consists of a whole lot more. Deposit Photos. A little less than one-third of the universe—around...

  7. Define matter and explain how it is composed of building blocks known as "atoms." We are all familiar with matter. Matter is anything that has mass and volume (takes up space). Matter includes atoms and anything made up of atoms, but not other energy phenomena or waves such as light or sound.

  8. noun. us / ˈmæt̬.ɚ / uk / ˈmæt.ə r/ matter noun (SITUATION) Add to word list Add to word list. B2 [ C ] a situation or subject that is being dealt with or considered: Could I talk to you about a personal matter? Allen denied any knowledge of the matter. Please phone me back - it's a matter of some importance.

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