negative regulation of nematode male tail tip morphogenesis
Any process that stops, prevents, or reduces the frequency, rate or extent of nematode male tail tip morphogenesis.
GO:0051093
negative regulation of developmental process
is_a
GO:0051241
negative regulation of multicellular organismal process
is_a
GO:0110037
regulation of nematode male tail tip morphogenesis
is_a
GO:0045138
nematode male tail tip morphogenesis
negatively_regulates