Accretion Disc

C2 16+

Pronunciation: /əˈkriʃən dɪsk/

Definitions of accretion disc

noun Astronomy. A rotating disk of matter formed by material falling into a gravitational source, such as a black hole or young star.

Example Sentences

A1 An accretion disc is a rotating disk of gas and dust that surrounds a celestial object like a star.

A2 Scientists believe that planets can form from the material in an accretion disc around a young star.

B1 The accretion disc around a black hole can reach temperatures of millions of degrees.

B2 Studying the properties of an accretion disc can provide valuable insights into the dynamics of star formation.

C1 Advanced telescopes have allowed astronomers to observe accretion discs in distant galaxies with great detail.

C2 The complex interactions within an accretion disc can lead to the emission of high-energy radiation.

Examples of accretion disc in a Sentence

formal The accretion disc surrounding a black hole plays a crucial role in capturing and funneling matter into the singularity.

informal The stuff swirling around a black hole in the accretion disc is like a cosmic traffic jam.

slang The accretion disc is like a buffet line for the black hole, just sucking up everything in sight.

figurative Her mind was like an accretion disc, constantly gathering new ideas and information.

Grammatical Forms of accretion disc

past tense

accretion disced

plural

accretion discs

comparative

more accretion disc

superlative

most accretion disc

present tense

accretion discs

future tense

will accrete disc

perfect tense

has accreted disc

continuous tense

is accreting disc

singular

accretion disc

positive degree

accretion disc

infinitive

to accrete disc

gerund

accreting disc

participle

accreted disc

Origin and Evolution of accretion disc

First Known Use: 1971 year
Language of Origin: English
Story behind the word: The term 'accretion disc' originated in the field of astronomy to describe the disk of matter that forms around a central object due to gravitational forces.
Evolution of the word: The usage of 'accretion disc' has remained consistent in the field of astronomy since its first known use in 1971, with no significant evolution in meaning.