English Explanatory Dictionary

red geyser

English dictionary entry

Meanings

noun
  1. A galaxy which has stopped star formation due to the energetic winds spewing forth from the active galactic nucleus, heating and disrupting gas accumulation and collapse to form new stars, resulting in a population of aging reddening stars.

Word forms

red geyser red geysers red geyser galaxy

Etymology

From red + geyser. Coined in 2016 by the research team at the SDSS-MaNGA Survey; from being a red galaxy with a galactic nucleus fountaining in its center.

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