Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun kieselguhr

1 sense of kieselguhr

Sense 1
diatomaceous earth, diatomite, kieselguhr -- (a light soil consisting of siliceous diatom remains and often used as a filtering material)
       => earth, ground -- (the loose soft material that makes up a large part of the land surface; "they dug into the earth outside the church")
       => filter -- (device that removes something from whatever passes through it)