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v. un·ion·ized, un·ion·iz·ing, un·ion·iz·es
1. To organize into a labor union.
2. To cause to join a labor union.
To organize or join a labor union.

un′ion·i·za′tion (-yə-nĭ-zā′shən) n.
un′ion·iz′er n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.unionized - not converted into ions
2.unionized - being a member of or formed into a labor unionunionized - being a member of or formed into a labor union; "organized labor"; "unionized workers"; "a unionized shop"
union - of trade unions; "the union movement"; "union negotiations"; "a union-shop clause in the contract"
References in periodicals archive ?
In the Union Pacific Railroad Employment Practices Litigation, a legal battle spanning three and a half years, Union Pacific has refused to provide contraceptive benefits to its unionized employees, claiming that "because fertility is 'normal,' contraception is not 'medically necessary.
21 /PRNewswire/ -- The Democratic National Convention Committee announced the selection of United Airlines and US Airways, two highly unionized carriers, as the official airlines of the 2004 Democratic National Convention.
The federal government is ready to pitch in $50 million in loan guarantees to ailing Algoma Steel, provided unionized workers support a restructuring plan.
VALENICA - After months of negotiating, Henry Mayo Newhall Memorial Hospital officials have presented what they are calling their final contract to hospital workers who unionized in recent months.
Rosen has authored or co-authored labor law articles including "Labor Relations Considerations For The New High Technology Company"; "Responding to Union Organizing Campaigns,", and "Taking On A Unionized Company: You Can Do It".
June 4 /PRNewswire/ -- Money may be tight these days, but time for family and other personal pursuits also appears to be a valuable commodity for a significant number of unionized workers.
The 120 unionized workers receive a pay increase of more than 12 per cent over the length of the agreement along with pension plan improvements among some other benefits.
And analysts believe that the region - with only about 20 percent of hospitals unionized - will remain a hotbed of activity for months and perhaps years to come.
TSX:FNX)(AMEX:FNX) today announced that Dynatec's 192 unionized workers in the Sudbury area, members of the United Steelworkers Union Local 2020, have voted to accept a new three-year labour agreement.
ceasing operations and firing 54 unionized employees.
The company's Mexican workers are unionized, and Valencia said employees in California, where the company plans to open 22 stores, have the right to unionize as well.