Any process that activates or increases the frequency, rate or extent of cytotoxic T cell differentiation.
Comment:
Note that immunologists typically use the word 'development' to refer to cells of B or T cell lineages undergoing the process that GO describes as 'cell differentiation'.
Synonyms:
exact_synonym:
positive regulation of cytotoxic T lymphocyte differentiation; up regulation of cytotoxic T cell differentiation; upregulation of cytotoxic T cell differentiation
narrow_synonym:
activation of cytotoxic T cell differentiation; stimulation of cytotoxic T cell differentiation
related_synonym:
positive regulation of cytotoxic T cell development