pitch blackness(n = noun.state) black, blackness, lightlessness, total darkness - total absence of light; "they fumbled around in total darkness"; "in the black of night"
is a kind of dark, darkness
Derived form adjective pitch-black₁

absolute pitch, auction pitch, blackness, concert pitch, fever pitch, high pitch, international pitch, low pitch, mineral pitch, northern pitch pine, off-speed pitch, overhand pitch, perfect pitch, philharmonic pitch, pitch, pitch accent, pitch apple, pitch black, pitch contour, pitch in, pitch into, pitch pine, pitch pipe, pitch shot, sales pitch, submarine pitch, wild pitch