nonpromising

adj

nonpromising

adj

Etymology From non- + promising.

1

unpromising

Apparently, either they are still in the trial period or some trials have shown nonpromising results.2015 August 17, Anindita Banerjee et al., “Vitamin D and Alzheimer's Disease: Neurocognition to Therapeutics”, in International Journal of Alzheimer's Disease, volume 2015, →DOI:

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