magnetar

World English Dictionary
magnetar (ˈmæɡnɪtɑː)
 
n
a type of neutron star that has a very intense magnetic field, over 1000 times greater than that of a pulsar
 
[C20: from magnet(ic) (st)ar, on the model of quasar]

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Dictionary.com's 21st Century Lexicon
Main Entry:  magnetar
Part of Speech:  n
Definition:  a young neutron star, perh. formed in supernova explosions and having an immense magnetic field; also called soft gamma repeater
Example:  Discovery of a magnetar solves 19 year mystery in astrophysics.
Etymology:  magne(tic) + (s)tar
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