Definition of "filtering"

filtering

verb
1. present participle and gerund of filter
noun
countable and uncountable, plural filterings
1. The process of passing something through a filter.
2. Something that passes through a filter.
  Quotations
  the filterings from the subsoils
  1819, Abraham Rees, The Cyclopædia
  Waking up in Langogne in a dim dawn, I felt in a strange sort of way more at home than I'd been for a long time in my own sadly altered version of home, even a year on from her death – especially in the first filterings of daylight […]
  2006, Christopher Rush, To Travel Hopefully, page 146