Word.ws English Dictionary

unionized

/ˈjuːnjənaɪzd/US/ˈjunjənaɪzd/

unionized is the simple past and past participle of unionize.

unionized is the alternative form of un-ionized.

Meaning of unionize

Verb (1)

unionize (third-person singular simple present unionizes, present participle unionizing, simple past and past participle unionized)

  1. (ambitransitive) To organize workers into a trade union.
    • The company laid off all the workers when they tried to unionize.
    Synonyms:
    trade-unionize

Verb (2)

unionize (third-person singular simple present unionizes, present participle unionizing, simple past and past participle unionized)

  1. (physical, rare, transitive) To cause (an ionized substance) to return to a neutral state; to convert (an ion) into a neutral atom or molecule.
    • For the experiments designed to study the effect of pH, aqueous solutions of NaOH were used. Approximately 3 mL of the aqueous phase was drawn out for sampling and a portion of this was used to determine the pH[…]. The other portion was analyzed after addition of HCl solution to bring the pH below...2013 July 24, Amit K. Tripathi, Donald C. Sundberg, “Partitioning of Functional Monomers in Emulsion Polymerization: Distribution of Carboxylic Acid Monomers between Water and Multimonomer Systems”...
  2. (intransitive, physical, rare) Of an ionized substance, to return to a neutral state.
    • The water absorbency of the anionically starch-grafted AA/AM absorbent is markedly affected by the pH of the buffer solution at different ionic strengths. The charge of the ionic monomer affects the pH sensitivity of the superabsorbent polymers. An acidic superabsorbent normally ionizes at high pH...2000 October 1, Suda Kiatkamjornwong, Wararuk Chomsaksakul, Manit Sonsuk, “Radiation modification of water absorption of cassava starch by acrylic acid/acrylamide”, in Radiation Physics and...

Meaning of un-ionized

Adjective

un-ionized (comparative more un-ionized, superlative most un-ionized)

  1. Not ionized.
    Synonyms:
    nonionic, nonionized
    Antonyms:
    ionized

Adjective

unionized (comparative more unionized, superlative most unionized)

  1. (adjective, error-misspelling, participle, companies, or industries) Organized into a trades union or trades unions.
    • Bumblemore was constantly calling the house elves in to fix this or that thing, but they were unionized and often on strike, so everybody had learned to accept unflushing toilets and small electrical fires […]2002, Michael Gerber, Barry Trotter and the Unauthorized Parody, page 25

Antonyms of unionized

Forms of unionized

Verb
alternative formunionised
Adjective
comparativemore unionized
superlativemost unionized

Origin of unionized

From unionize, from union + -ize.

From un- + ionized, from ionize.

Words formed from unionized

Questions about unionized

What does unionized mean?
Unionized means organized into a trades union or trades unions.
What is unionized the simple past and past participle of?
Unionized is the simple past and past participle of unionize.
What part of speech is unionized?
Unionized is an adjective.
How do you pronounce unionized?
Unionized is pronounced /ˈjuːnjənaɪzd/ (UK).

Words near unionized in the dictionary

  1. unionists
  2. unionite
  3. unionization
  4. unionizations
  5. unionize
  6. unionized
  7. unionizer
  8. unionizers
  9. unionizes
  10. unionizing
  11. unionless

Source and license

Adapted from Wiktionary: unionized (page history and authors); unionize (page history and authors); un-ionized (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Vealhurl-unionised (union).wav.

Cite this entry: “unionized.” Word.ws, https://word.ws/unionized. Based on Wiktionary, CC BY-SA 4.0.