solar maculation

English

Noun

solar maculation (uncountable)

  1. (astronomy, obsolete) Sunspots.
    • 1885, Agnes M. Clerke, chapter 2, in A Popular History of Astronomy during the Nineteenth Century‎, Edinburgh: Adam & Charles Black, page 208:
      The idea that solar maculation depends in some way upon the position of the planets occurred to Galileo in 1612.
This article is issued from Wiktionary. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.