magnetar
noun
magnetar is a noun meaning “A neutron star or pulsar with an extremely powerful magnetic field, especially those on which starquakes occur, thought to be the source of some…” (English Wiktionary, September 2026). It is spelled M-A-G-N-E-T-A-R, and it appears about once in every 21 million words in written English (wordfreq, 2021 data). The plural of magnetar is magnetars.
What does magnetar mean?
noun
- 1
A neutron star or pulsar with an extremely powerful magnetic field, especially those on which starquakes occur, thought to be the source of some gamma-ray bursts.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How do you pronounce magnetar?
- US
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Wodencafe-magnetar.wav, Wikimedia Commons (author and licence on each file's page).
Forms of magnetar
- magnetars plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How common is magnetar?
Magnetar appears about once in every 21 million words in written English, the 138,319th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
Magnetar in Spanish, French, German and Portuguese
In the sense pulsar with an extremely powerful magnetic field:
| Language | Words |
|---|---|
| French | magnétar |
| German | Magnetar |
| Spanish | magnetar, magnetoestrella |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does magnetar come from?
Blend of magnet + pulsar. By surface analysis, magnet + -ar.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).