absence
ab*sence
noun
{bc}a state or condition in which something expected, wanted, or looked for is not present or does not exist {bc}a state or condition in which something is {d_link|absent|absent:1}
leave of absence
noun phrase
{bc}permission to be absent from duty or employment
in someone's absence
idiom
{bc}while someone is away
with the (continued) absence of
idiom
{bc}because of the lack of