Any process that stops, prevents, or reduces the rate of cytotoxic T cell degranulation.
Synonyms:
exact_synonym:
down regulation of cytotoxic T cell degranulation; downregulation of cytotoxic T cell degranulation; negative regulation of cytotoxic T cell granule exocytosis; negative regulation of cytotoxic T lymphocyte degranulation; negative regulation of cytotoxic T lymphocyte granule exocytosis