Ancillary
[adj] relating to something that is added but is not essential; "an ancillary pump"; "an adjuvant discipline to forms of mysticism"; "The mind and emotions are auxilliary to each other"
Related Information
Related Terms
accessory, accompanying, additional, adjuvant, another, appurtenant, assistant, assisting, attendant, attending, auxiliary, coincident, collateral, contributory, extra, farther, fostering, fresh, further, helping, incident, instrumental, ministerial, mini