ancillary

adj. secondary, subordinate; auxiliary; assistant

n. something that serves as an aide, item that serves as an auxiliary

Ancillary administrationAncillary jurisdictionAncillary statisticAncillary dataAncillary reliefAncillary doctrine
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Adjective
1. 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"
(synonym) accessory, adjunct, adjuvant, appurtenant, auxiliary, subsidiary
(similar) supportive

(a.)
Subservient or subordinate, like a handmaid; auxiliary.
  

noun
staff in a hospital who are not administrators, doctors or nurses (such as cleaners, porters, kitchen staff, etc.)