black hole (Meaning)
black hole (n)
a region of space resulting from the collapse of a star; extremely high gravitational field
black hole ()
A dungeon or dark cell in a prison; a military lock-up or guardroom; -- now commonly with allusion to the cell (the Black Hole) in a fort at Calcutta, into which 146 English prisoners were thrust by the nabob Suraja Dowla on the night of June 20, 17656, and in which 123 of the prisoners died before morning from lack of air.
Synonyms & Antonyms of black hole
Synonyms:
Antonyms:
No weak antonyms found.
black hole Sentence Examples
- A black hole is a region in space where gravity is so strong that nothing, not even light, can escape from it.
- Black holes are formed from the remnants of massive stars that have undergone gravitational collapse.
- The boundary surrounding a black hole, beyond which no light or matter can escape, is called the event horizon.
- Scientists study black holes to better understand the fundamental laws of physics, particularly in extreme environments.
- The size of a black hole is typically measured by its Schwarzschild radius, which is the radius of the event horizon.
- Supermassive black holes are found at the centers of most galaxies, including our own Milky Way.
- Matter falling into a black hole forms an accretion disk, which emits powerful radiation as it spirals inward.
- The study of black holes has led to significant advances in our understanding of astrophysics and cosmology.
- Black holes can merge with each other, creating even larger black holes and sending out gravitational waves.
- The phenomenon of Hawking radiation suggests that black holes can emit radiation due to quantum effects near their event horizons.
FAQs About the word black hole
a region of space resulting from the collapse of a star; extremely high gravitational fieldA dungeon or dark cell in a prison; a military lock-up or guardroom;
vacancy, void, blank,emptiness, blankness, vacuity,gap, vacuum, barrenness, waste
fullness, fulness, fulness,fullness,repleteness, repleteness,
A black hole is a region in space where gravity is so strong that nothing, not even light, can escape from it.
Black holes are formed from the remnants of massive stars that have undergone gravitational collapse.
The boundary surrounding a black hole, beyond which no light or matter can escape, is called the event horizon.
Scientists study black holes to better understand the fundamental laws of physics, particularly in extreme environments.
