photoevaporate

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English

Etymology

From photo- +‎ evaporate.

Verb

photoevaporate (third-person singular simple present photoevaporates, present participle photoevaporating, simple past and past participle photoevaporated)

  1. (astronomy, of energetic radiation or its source) To ionise gas and cause it to disperse.
    • 2006 June 8, Sabine Richling, David Hollenbach, Harold W. Yorke, “Destruction of protoplanetary disks by photoevaporation”, in Hubert Klahr, Wolfgang Brandner, editor, Planet Formation: Theory, Observations, and Experiments, Cambridge University Press, page 40:
      High-mass stars rapidly (~ 105 yr) photoevaporate the outer (r > 5 AU) portions of their disks […]

References

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