residuum

noun

re·​sid·​u·​um ri-ˈzi-jə-wəm How to pronounce residuum (audio)
plural residua ri-ˈzi-jə-wə How to pronounce residuum (audio)
: something residual: such as
b
: a residual product (as from the distillation of petroleum)

Example Sentences

even highly decaffeinated coffee contains a tiny residuum of caffeine
Recent Examples on the Web Players then have the opportunity to revisit the spot where Colt met his end and reclaim the residuum, which disappears if the time loop resets. Washington Post, 24 Sep. 2021 In plain, spare prose, Hersey documents scenes of unprecedented ruin, capturing the ghostly residuum of calamity. Erin Overbey, The New Yorker, 26 Aug. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'residuum.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

Etymology

Latin

First Known Use

1672, in the meaning defined above

Time Traveler
The first known use of residuum was in 1672

Dictionary Entries Near residuum

Cite this Entry

“Residuum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/residuum. Accessed 28 Jan. 2023.

Medical Definition

residuum

noun
re·​sid·​u·​um ri-ˈzij-ə-wəm How to pronounce residuum (audio)
plural residua -ə-wə How to pronounce residuum (audio) also residuums
: something that remains
especially : residual sense 2

Legal Definition

residuum

noun
re·​sid·​u·​um ri-ˈzi-jə-wəm How to pronounce residuum (audio)
plural residua -jə-wə How to pronounce residuum (audio)
: residue
a lapsed or void legacy of personal property shall fall into the residuum and go to the residuary legateeOfficial Code of Georgia Annotated

History and Etymology for residuum

Latin

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