zeros
ze*ro
noun
{bc}the arithmetical symbol 0 or 0u0338 denoting the absence of all magnitude or quantity
zero
verb
{bc}to determine or adjust the zero of
absolute zero
noun
{bc}a theoretical temperature characterized by complete absence of heat and motion and equivalent to exactly u2212273.15u00b0C or u2212459.67u00b0F
ground zero
noun
{bc}the point directly above, below, or at which a nuclear explosion occurs
patient zero
noun
{bc}a person identified as the first to become infected with an illness or disease in an outbreak