That provides assistance; supplementary. Without construction. Chiefly of a thing: that serves to help, assist, or supplement; providing assistance…

Contributing anything to a common stock; having part in a common result.

Of a thing, quality, etc.: that serves, supports, or contributes to something else; that is a subsidiary or secondary part of a larger whole. Obsolete…

= auxiliary, adj. 1a; helpful, assistant (to).

transferred and figurative. That contributes anything to a common stock; bearing a share towards any purpose or result.

= auxiliary, adj. n.

Helpful, assistant, affording aid, rendering assistance, giving support or succour.

That subserves; subservient.

Affording help or assistance, auxiliary.

Serving or subservient to some end; serviceable, conducive, assisting.

= adminicular, adj.

Tending to help or support something; accessory, auxiliary; (esp. of evidence) corroborative.

Of the nature of an accessory or adjunct; auxiliary; supplementary.

Subsidiary, auxiliary; that is used only in the second resort, or that serves to assist something else.

transferred and figurative. Furnishing subsidiary supplies or aid; subsidiary, auxiliary, contributory; also said of a stream or river which flows…

That has the quality or power of contributing; fitted to contribute to.