1
: a container (as a glass jar) fitted with an airtight cover and containing at the bottom a desiccating agent (as calcium chloride)
2
: a machine or apparatus for desiccating food usually by the aid of heat and sometimes in a vacuum

Browse Nearby Words

Cite this Entry

“Desiccator.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/desiccator. Accessed 9 Jul. 2026.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!