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general::
(also trades union, union) noun ADJ. free, independent, official, public sector, recognized, registered | militant, strong | local, national | electricians', teachers', etc. VERB + TRADE UNION form, set up | dissolve | join | belong to | ban TRADE UNION + VERB be affiliated to sth | represent sb/sth The union represents 40% of all hospital workers. | negotiate (sth) The nurses' union negotiated a 3% pay rise. | accept sth, agree (to sth) | refuse sth, reject sth, threaten sth The union threatened strike action if its demands were not met. | claim sth, express sth Several unions expressed support for the strike. | support sb/sth TRADE UNION + NOUN confederation, federation, movement, organization | affiliation | action, activism, activity, militancy, power | rights | activist, leader, member/membership, official, representative | lawORGANIZATION
Oxford Collocations Dictionary