Sub*sid"i*a*ry (?), a. [L. subsidiarius: cf. F. subsidiaire. See Subsidy.]

1.

Furnishing aid; assisting; auxiliary; helping; tributary; especially, aiding in an inferior position or capacity; as, a subsidiary stream.

Chief ruler and principal head everywhere, not suffragant and subsidiary. Florio.

They constituted a useful subsidiary testimony of another state of existence. Coleridge.

2.

Of or pertaining to a subsidy; constituting a subsidy; being a part of, or of the nature of, a subsidy; as, subsidiary payments to an ally.

George the Second relied on his subsidiary treaties. Ld. Mahon.

© Webster 1913.

Sub*sid"i*a*ry, n.; pl. Subsidiaries ().

One who, or that which, contributes aid or additional supplies; an assistant; an auxiliary.

Hammond.

© Webster 1913.