Pronunciation: /ˈpʌlsɑr/

Definitions of pulsar

noun a celestial object, thought to be a rapidly rotating neutron star, that emits regular pulses of radio waves and other electromagnetic radiation

Example Sentences

A1 A pulsar is a type of star that emits beams of radiation.

A2 Scientists use pulsars to study the properties of neutron stars.

B1 Astronomers discovered the first pulsar in 1967.

B2 Pulsars are known for their incredibly precise timekeeping abilities.

C1 The study of pulsars has provided valuable insights into the nature of space and time.

C2 Pulsars are often referred to as celestial lighthouses due to their rotating beams of radiation.

adjective pulsar (used to describe something related to or characteristic of pulsars)

Example Sentences

A1 The pulsar light was so bright in the night sky.

A2 Scientists discovered a new pulsar star in the galaxy.

B1 The pulsar radiation emitted by the star was carefully studied by researchers.

B2 Astronomers used advanced technology to observe the pulsar signals.

C1 The pulsar phenomenon continues to fascinate astrophysicists around the world.

C2 The pulsar's unique characteristics make it a valuable subject for scientific research.

Examples of pulsar in a Sentence

formal The astronomers observed a pulsar emitting regular pulses of radiation.

informal I read about this cool pulsar that sends out signals in space.

slang That pulsar is lit - it's like a cosmic lighthouse!

figurative Her energy and enthusiasm were like a pulsar, radiating positivity to everyone around her.

Grammatical Forms of pulsar

past tense

pulsed

plural

pulsars

comparative

more pulsar

superlative

most pulsar

present tense

pulses

future tense

will pulse

perfect tense

have pulsed

continuous tense

is pulsing

singular

pulsar

positive degree

pulsar

infinitive

to pulse

gerund

pulsing

participle

pulsing

Origin and Evolution of pulsar

First Known Use: 1968 year
Language of Origin: English
Story behind the word: The word 'pulsar' is a contraction of 'pulsating star'.
Evolution of the word: Originally used to describe rapidly rotating neutron stars emitting beams of electromagnetic radiation, the term 'pulsar' has since become synonymous with these celestial objects in astronomical terminology.