Definition of inviability in US English:

inviability

noun

  • See inviable

    • ‘Male sterility evolves substantially faster than female sterility or hybrid inviability.’
    • ‘However, it is not clear whether the contrast is closely related species vs. less-related species or hybrid male sterility vs. hybrid inviability.’
    • ‘That the number of fruitlets formed is less than the number of pollen grains used in artificial pollination experiments might be due to inviability of some pollen grains.’
    • ‘But as promising as it appears, Lanza's technique is not entirely free of ethical inviability.’
    • ‘However, the specificity of the mutations was uncertain because of the possibility that subtle defects in pathways unrelated to clathrin could cause inviability when present in already debilitated chc1 cells.’