- additional; supplementary; reserve: an auxiliary police force.
- used as a substitute or reserve in case of need: The hospital has an auxiliary power system in case of a blackout.
- (of a boat) having an engine that can be used to supplement the sails: an auxiliary yawl.
- giving support; serving as an aid; helpful: The mind and emotions are auxiliary to each other. Passion is auxiliary to art.
- a person or thing that gives aid of any kind; helper.
- an organization allied with, but subsidiary to, a main body of restricted membership, especially one composed of members' relatives: The men's club and the ladies' auxiliary were merged into one organization.
- auxiliary verb.
- auxiliaries, foreign troops in the service of a nation at war.
- Navy. a naval vessel designed for other than combat purposes, as a tug, supply ship, or transport.
- Nautical. a sailing vessel carrying an auxiliary propulsion engine or engines.
Origin of auxiliary
SynonymsSee more synonyms on Thesaurus.com
Examples from the Web for auxiliary
We retooled music, which sounds sort of small and auxiliary, but I think we figured out a way to help the audience.‘Michael J. Fox Show’ Creator: We’re Not Canceled…Yet
February 6, 2014
None of this will be easily accomplished, and America has only an auxiliary role.How the U.S. Will Lose Egypt
January 31, 2011
And now, having such an auxiliary, you must do your best to show the unbelievers that you are right.The Republic
First of all, the so-called "auxiliary sciences" are not all of them sciences.Introduction to the Study of History
Charles V. Langlois
In 1884 the Boston Political Class was formed as an auxiliary.
Within a few months fourteen counties had auxiliary societies.
Furthermore, never use an auxiliary lever to screw up the jaws.Practical Mechanics for Boys
J. S. Zerbe
- secondary or supplementary
- nautical (of a sailing vessel) having an enginean auxiliary sloop
- a person or thing that supports or supplements; subordinate or assistant
- a sailing vessel with an engine
- the engine of such a vessel
- navy a vessel such as a tug, hospital ship, etc, not used for combat
Word Origin and History for auxiliary
c.1600, from Latin auxiliaris "helpful," from auxilium "aid, help, support," related to auctus, past participle of augere "to increase" (see augment).
"foreign troops in service of a nation at war," c.1600, from auxiliary (adj.). Related: Auxiliaries.
- Functioning in an augmenting capacity; supplementary.
- Functioning as a subordinate; secondary.