Any process that stops, prevents or reduces the frequency, rate or extent of mesodermal cell differentiation.
Synonyms:
exact_synonym:
down regulation of mesoderm cell differentiation; down regulation of mesodermal cell differentiation; downregulation of mesoderm cell differentiation; downregulation of mesodermal cell differentiation; negative regulation of mesoderm cell differentiation
narrow_synonym:
inhibition of mesoderm cell differentiation; inhibition of mesodermal cell differentiation