negative regulation of cell proliferation involved in heart morphogenesis
Any process that stops, prevents, or reduces the frequency, rate or extent of cell proliferation involved in heart morphogenesis.
GO:0008285
negative regulation of cell population proliferation
is_a
GO:2000136
regulation of cell proliferation involved in heart morphogenesis
is_a
GO:0061323
cell proliferation involved in heart morphogenesis
negatively_regulates