providing supplementary or additional help and support, a person or thing providing supplementary or additional help and support

Formal and Informal Expressions of auxiliary

In different contexts, you can replace 'auxiliary' with suitable alternatives. In a more formal setting, 'supplementary, supporting' is apt. In informal speech or writing, 'extra, back-up' is a commonplace synonym.

auxiliary: Explore its Definition & Usage

auxiliary Definition

1providing supplementary or additional help and support
2a person or thing providing supplementary or additional help and support

Using auxiliary: Examples

Take a moment to familiarize yourself with how "auxiliary" can be used in various situations through the following examples!

Example
The hospital has an auxiliary power system in case of a blackout.
Example
The teacher used auxiliary materials to supplement the textbook.
Example
The auxiliary nurse helped the doctor with the patient's care.
Example
The auxiliary police force was called in to assist with crowd control.
Example
The auxiliary verb 'do' is used to form questions and negatives.

auxiliary Synonyms and Antonyms

Synonyms for auxiliary

Antonyms for auxiliary

Phrases with auxiliary

auxiliary language
a language used as a common means of communication between speakers of different languages
Example
Esperanto is an example of an auxiliary language.
auxiliary bishop
a bishop assigned to assist a diocesan bishop in his pastoral duties
Example
The Pope appointed a new auxiliary bishop for the diocese.
auxiliary fuel tank
an additional fuel tank installed in a vehicle or aircraft to increase its range
Example
The airplane had an auxiliary fuel tank to allow it to fly non-stop across the ocean.

Origins of auxiliary

from Latin 'auxiliarius', meaning 'helper'

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Summary: auxiliary in Brief

The term 'auxiliary' [ɔːɡˈzɪl.jər.i] refers to something that provides additional help or support. It can be used as an adjective or a noun. Examples include auxiliary power systems, materials, nurses, police forces, and verbs. Phrases like 'auxiliary language' and 'auxiliary fuel tank' use 'auxiliary' to denote something additional or supplementary. 'Auxiliary' has formal synonyms like 'supplementary' and 'supporting,' and informal synonyms like 'extra' and 'back-up.'