ETYM Latin auxiliarius, from auxilium help, aid, from augere to increase.
Functioning in a subsidiary or supporting capacity; SYN. subsidiary, supplemental, supplementary.

Množina: auxiliaries

1. An auxiliary person, group, or device; specifically; a member of a foreign force serving a nation at war; a Roman Catholic titular bishop assisting a diocesan bishop and not having the right of succession — called also auxiliary bishop
2. An auxiliary boat or ship
3. An auxiliary verb

Množina: auxiliary equipments

See peripheral.

Množina: auxiliary memories

Množina: auxiliary storages

Any storage medium, such as disk or tape, not directly accessed by a computer’s microprocessor, as is random access memory (RAM). In current usage, such media are typically referred to as storage or permanent storage, and the RAM chips that the microprocessor uses directly for temporary storage are referred to as memory.
A data storage device that is not the main memory of a computer; SYN. external storage, secondary storage.

Množina: auxiliary tanks

Množina: auxiliary verbs

Verb that, when used with other verbs, expresses a particular grammatical function or meaning (“I might have attended”; “You must have known”; “You do see”; “That can be changed”).