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Showing results for untreated. Search instead for intreated.
Synonyms

untreated

British  
/ ʌnˈtriːtɪd /

adjective

  1. (of an illness, etc) not having been dealt with

  2. not having been processed in any way

    untreated sewage
"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Samples with adjacent -NH2 groups and pyrrolic nitrogen captured more CO2 than untreated carbon fibers.

From Science Daily • Mar. 28, 2026

Colder nights will bring a higher risk of sharper widespread frost, particularly in rural areas, with icy patches possible on untreated surfaces.

From BBC • Mar. 24, 2026

If untreated, acromegaly can lead to serious health problems and shorten life expectancy by about 10 years.

From Science Daily • Mar. 4, 2026

The burst sent some 240 million gallons of untreated waste from toilets and sinks into the Potomac.

From The Wall Street Journal • Feb. 19, 2026

I learned later that Dr. Luce had emphasized the medical risk in letting my condition go untreated.

From "Middlesex: A Novel" by Jeffrey Eugenides

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.