UNTREATED Synonyms: 25 Similar and Opposite Words

untreated

adjective

ˌən-ˈtrē-təd

Definition of untreated

as in crude

being such as found in nature and not altered by processing or refining untreated wool

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of untreated Cyclosporiasis can last anywhere from days to over a month if untreated, and symptoms could relapse one or more times after a person feels better. — Amethyst Martinez, USA Today, 10 July 2026 For transitional-aged youths, prevention often means stepping in before early instability becomes permanent—before a rough stretch turns into chronic adult homelessness, long-term unemployment, justice involvement or untreated mental health needs. — Chris Simonsen, Forbes.com, 8 July 2026 Why dogs and anxiety often go untreated Beaver told Campus Insights Media that dog anxiety is especially likely to develop when dogs live relatively isolated lives. — Ryan Brennan, Fort Worth Star-Telegram, 7 July 2026 Children born to mothers with untreated depression and anxiety have a higher risk of falling behind on early developmental milestones. — Camille Hoffman, The Conversation, 7 July 2026 See All Example Sentences for untreated

Recent Examples of Synonyms for untreated

Adjective

Each daily serving of unprocessed meat increased the risk by 24%.

— MD Published, Verywell Health, 2 July 2026
More than 35 percent of ballots in Los Angeles County remain unprocessed.

— Matt Klink, Oc Register, 10 June 2026

Definition of unprocessed

Adjective

More than 1,000 natural and cultural wonders around the globe carry the UNESCO designation, from Yellowstone National Park to the Great Barrier Reef to the ruins of the Acropolis in Greece.

— Adam Van Brimmer, AJC.com, 20 July 2026
Dheming says her scenic design was inspired by the Beauty Bar on East 14th Street in New York City, an old beauty parlor that was remade into a hip nightclub with a natural retro feel that came from not updating the decor.

— Christopher Arnott, Hartford Courant, 19 July 2026

Definition of natural

Adjective

Over on the raw, elemental east coast (one of Traveler's Best Places to Go in 2026)—or, as locals would say, behind God's back—there's been a rise in down-to-earth wellness retreats and farm-to-table eateries.

— Jonnie Bayfield, Condé Nast Traveler, 19 July 2026
Instead of a plain linen pant, look for a pair with interesting design details, like stripes, a bold color, or a raw hem, as seen on the Banana Republic pair below.

— Ariel Wodarcyk, InStyle, 19 July 2026

Definition of raw

Adjective

To mimic their native environment, Ford recommends setting the pot in a shallow tray of water during the summer growing season.

— SJ McShane, Martha Stewart, 14 July 2026
Instead, ecologists increasingly advocate restoring native forests in areas that historically supported them.

— Kaif Shaikh, Interesting Engineering, 14 July 2026

Definition of native

Browse Nearby Words

untraversed

untreated

untrendy

See all Nearby Words

Cite this Entry

Style

“Untreated.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/untreated. Accessed 21 Jul. 2026.

Copy Citation

Synonyms of untreated

adjective

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster on untreated

More from Merriam-Webster

Word of the Day

dog days

Popular in Grammar & Usage

Merriam-Webster’s Great Big List of Words You Love to Hate

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Do you 'say your piece' or 'say your peace'?

Why is '-ed' sometimes pronounced at the end of a word?

Commonly Misspelled Words

Popular in Wordplay

14 Phobias You Probably Haven't Heard Of

It's a Scorcher! Words for the Summer Heat

The Longest Long Words List

Ten Words Ending with a Silent ‘T’

Why do we say 'fly off the handle'?

Popular

Merriam-Webster’s Great Big List of Words You Love to Hate

14 Phobias You Probably Haven't Heard Of

It's a Scorcher! Words for the Summer Heat

Games & Quizzes