1 sadness about sb's death
ADJ. deep | national, official
VERB + MOURNING be in, go into He was in deep mourning for his dead wife.
MOURNING + NOUN clothes
PHRASES a day/period of mourning a day of mourning for the victims of the tragedy | a state of mourning
VERB + MOURNING wear
PREP. in ~ She was still in full mourning six months after her son's death.