Standard Lemma guide

treated

adj · verb · 5 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • /ˈtɹiːtɪd/
  • US: Recorded audio is listed in the source snapshot.
  • rhymes with -iːtɪd
  • CMU ARPABET: T R IY1 T IH0 D Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Subject to treatment or an action.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

verb

Meaning 2

simple past and past participle of treat

Definition source: English Wiktionary via Wiktextract

Usage: form-of, participle, past

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adjective

Meaning 3

made hard or flexible or resilient especially by heat treatment

Definition source: Princeton WordNet 3.0

Examples

  • a sword of tempered steel
  • tempered glass

Meaning relationships

Synonyms: tempered, hardened, toughened

Antonyms: none provided

4

adjective

Meaning 4

subjected to a physical (or chemical) treatment or action or agent

Definition source: Princeton WordNet 3.0

Examples

  • the sludge of treated sewage can be used as fertilizer
  • treated timbers resist rot
  • treated fabrics resist wrinkling

Meaning relationships

Synonyms: none provided

Antonyms: untreated

5

adjective

Meaning 5

given medical care or treatment

Definition source: Princeton WordNet 3.0

Examples

  • a treated cold is usually gone in 14 days; if left untreated it lasts two weeks

Meaning relationships

Synonyms: none provided

Antonyms: untreated

History

Etymology

No etymology was provided for this word.

Real reading context

treated in complete knowledge articles