Word.ws English Dictionary

pulsar

/ˈpʌl.sɑːr/

pulsar noun: a rotating neutron star that emits radio pulses periodically.

Noun

pulsar (plural pulsars)

  1. A rotating neutron star that emits radio pulses periodically.
    • Rapidly rotating dead stars, pulsars are so named because as they spin, they release beams of electromagnetic radiation across space that appear to pulse like celestial lighthouses.
      But a pulsar called PSR J1023+0038, located about 4,500 light-years away from Earth in the Sextans constellation, is...2023 August 30, Ashley Strickland, “Astronomers solve the puzzle of an unusual pulsing dead star”, in CNN
    Synonyms:
    PSR

pulsar meaning in Tamil, Arabic, Malay and Persian

pulsar in Tamil

துடிப்பு விண்மீன், துடிப்புவுடு, துடுநட்சத்திரம், பல்சார்

pulsar in Arabic

rotating neutron star
نباض

pulsar in Malay

rotating neutron star
pulsar

pulsar in Persian

rotating neutron star
تپاخت
More languagesFewer languages
pulsar in Thai
พัลซาร์ pan-saa
pulsar in Vietnamese
sao xung

Synonyms of pulsar

Forms of pulsar

pluralpulsars

Plural of pulsar: pulsars

Origin of pulsar

Blend of pulsating + (radio) star, patterned after quasar. Coined by British astronomers Antony Hewish and Jocelyn Bell in 1968, and first used in print in The Daily Telegraph. By surface analysis, pulse + -ar

Words formed from pulsar

Phrases with pulsar

Questions about pulsar

What does pulsar mean?
Pulsar means a rotating neutron star that emits radio pulses periodically.
What is pulsar in Tamil?
Pulsar in Tamil is துடிப்பு விண்மீன், துடிப்புவுடு, துடுநட்சத்திரம். See Pulsar meaning in Tamil.
What part of speech is pulsar?
Pulsar is a noun.
How do you pronounce pulsar?
Pulsar is pronounced /ˈpʌl.sɑːr/.
What is the plural of pulsar?
The plural of pulsar is pulsars.

Words near pulsar in the dictionary

  1. pulques
  2. Pulrossie
  3. puls
  4. pulsable
  5. pulsant
  6. pulsar
  7. pulsar clock
  8. pulsar clocks
  9. pulsar wind nebula
  10. pulsar wind nebulas
  11. pulsarlike

Source and license

Adapted from Wiktionary: pulsar (page history and authors); pulsar (Tamil Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-pulsar.wav.

Cite this entry: “pulsar.” Word.ws, https://word.ws/pulsar. Based on Wiktionary, CC BY-SA 4.0.