| Word | Definitions | Synonyms |
|---|---|---|
| kief | (noun) A form of cannabis from Morocco and Algeria | - |
| kieselguhr | (noun) a light soil consisting of siliceous diatom remains and often used as a filtering material | Synonyms: diatomaceous earth, diatomite |
| kieserite | (noun) a white mineral consisting of hydrous magnesium sulfate often found in salt mines | - |