Milky Way
/'milki'wei/
Học thuậtThân thiện
Definition
- Proper noun:
- The galaxy containing our solar system: The Milky Way is the spiral galaxy that includes our Sun and its planetary system, along with billions of other stars, gas, and dust. It appears from Earth as a faint, luminous band stretching across the night sky.
Usage
- The term "Milky Way" is used as a proper noun, the specific name of our galaxy. It is always capitalized.
- It is used to refer to the galaxy as a whole or to the visible band of light it creates in our night sky.
Examples
- Proper noun:
- Our solar system is located in one of the spiral arms of the Milky Way.
- On a clear, dark night, you can see the Milky Way stretching across the heavens.
- Astronomers study the structure of the Milky Way to understand galaxy formation.
Advanced Usage
- "The Milky Way Galaxy": A more formal or scientific phrasing to specify it is a galaxy.
- The Milky Way Galaxy is estimated to contain over 100 billion stars.
- "Milky" as an adjective: While "Milky Way" is a proper noun, the adjective "milky" describes something resembling milk in color or cloudiness. This is a separate usage.
- The milky haze obscured the distant mountains.
Variants and Related Words
- Galaxy (n): A system of millions or billions of stars, together with gas and dust, held together by gravitational attraction. The Milky Way is one galaxy.
- Spiral galaxy (n): A galaxy with a central bulge and distinct spiral arms. The Milky Way is classified as a barred spiral galaxy.
Synonyms
- Our galaxy: A common descriptive synonym.
- The Galaxy (capitalized): Sometimes used in scientific contexts to refer specifically to the Milky Way.
Related Phrases and Idioms
- "A road to the stars" / "A river of light": Poetic descriptions for the visible band of the Milky Way in the night sky.
- The ancient Greeks saw the Milky Way as a river of light in the dark sky.
Noun
- the galaxy containing the solar system; consists of millions of stars that can be seen as a diffuse band of light stretching across the night sky