Any process that stops, prevents, or reduces the frequency, rate, or extent of natural killer cell mediated cytotoxicity directed against tumor cell target.
Synonyms:
exact_synonym:
down regulation of natural killer cell mediated cytotoxicity directed against tumor cell target; downregulation of natural killer cell mediated cytotoxicity directed against tumor cell target
narrow_synonym:
inhibition of natural killer cell mediated cytotoxicity directed against tumor cell target