ancillary means subordinate; secondary; auxiliary.
ancillary is pronounced /ænˈsɪl.ə.ɹiː/.
Etymology
From Latin ancillāris (“ancillary; relating to female slaves”), from ancilla (“slave-woman”).
adj
- Subordinate; secondary; auxiliary.“[…] how easily he took all things along with him,—the persons, the opinions, and the day, and nature became ancillary to a man.”
noun
- Something that serves an ancillary function, such as an easel for a painter.“Auxiliaries and ancillaries are comprehensive, and include a Westinghouse motor-driven recriprocating compressor used for locomotive braking and general service air, two rotary exhauster sets for train brakes when hauling passenger or fitted freight trains, and an oil-fired train heating boiler.”
- An auxiliary.