Definition of "supplementary" [supplementary]

• Additional; added to supply what is wanted. (adjective)

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• "That these verses are entirely supplementary is the simplest and most natural view of them."
• "InPlay: Solarfun Power signs a long-term supplementary wafer and polysilicon product supply contract with GCL-Poly Energy Holdings"
• "6:07AM Solarfun Power signs a long-term supplementary wafer and polysilicon product supply contract with GCL-Poly Energy Holdings"