Before revision: Male expendability, the relative expendability argument, or the expendable male hypothesis, is the idea that the lives of human males are of less concern to a population than those of human females because they are less necessary for population replacement.
After revision: Male expendability, the relative expendability argument, or the expendable male hypothesis, is the idea that the lives of male humans are of less value to a population than those of female humans because they are less necessary for population replacement.