unionization

unionize | American Dictionary

unionize
verb[ I/T ]
us/ˈjun·jəˌnɑɪz/

unionizeverb[I/T] (ORGANIZATION)

social studies
to form a labor union, or to organize workers into a labor union:
[ T ]We’re launching a campaign to unionize workers at all major discount stores in the area.

unionize | Business English

unionize
verb[ I or T ]
 HR, WORKPLACE (UK alsounionise)/ˈjuːniənaɪz/ukus
to form a trade union, or to organize workers into a trade union:
Nurses at the hospital have been trying to unionize since 2009.
Attempts to unionize the car plant have failed so far.
The local economy in LA is becoming more fragmented, with smaller companies whose workers are harder to unionize.

Examples of unionize

unionize
This paper focuses on how reciprocal behavior affects the propensity of workers to unionize.
I will now argue that reciprocity and labor contract completeness can give a general explanation of why only certain industries unionize.
By unionizing, workers in such industries may be able to obtain higher wages.
Why do only some industries unionize?
Seventy percent were unionized a decade later.
The strike, which ultimately failed in its goal to unionize miners, drew significant nationwide attention for the hardships suffered by local miners.
From
Wikipedia