Simple past tense and past participle of unionize.(verb)
Organized into a trades union or trades unions.(adjective)
Not ionized.(adjective)
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Use "unionized" in a sentence
"To me, only a Wal-Mart fully unionized is tolerable, and only just."
""Several tests indicate that this relationship is * not* found in unionized school districts.""
"I know that a lot of you have a policy of only staying in unionized hotels when you travel even if they are sometimes a little more expensive or not so conveniently located."