The definition of subsidiary is something that gives support, something that is secondary in importance or an organizational group that is in a lower organizational position.
Designating or of any of the noncombat ships, as tankers or tenders, that form the service fleet of a navy
Accompanying or existing in a subordinate, corroborative, or indirect relationship
Giving or able to give help or support
Present in a minor amount, and not essential.
Auxiliary or accessory:
Find another word for supportive. In this page you can discover 19 synonyms, antonyms, idiomatic expressions, and related words for supportive, like: assistant, subsidiary, contributory, auxiliary, collateral, help, , accessory, ancillary, caring and sympathetic.