negative regulation of extrathymic T cell differentiation
Any process that stops, prevents, or reduces the frequency, rate or extent of extrathymic T cell differentiation.
GO:0033082
regulation of extrathymic T cell differentiation
is_a
GO:0045581
negative regulation of T cell differentiation
is_a
GO:0033078
extrathymic T cell differentiation
negatively_regulates
negative regulation of extrathymic T cell development
related