Third-person singular simple present indicative form of unionize

(transitive, intransitive) To organize workers into a union.

simple past tense and past participle of unionize

(participial adjective, of workers, workforces, companies, or industries) Organized into a trades union or trades unions.

Alternative form of un-ionized

plural of unionizer

One who unionizes.

(countable) The act of uniting or joining two or more things into one. / (countable) The state of being united or joined; a state of unity or harmony.

To combine sets using the union operation.

Belonging to, represented by, or otherwise pertaining to a labour union.