Synonyms: concurrence, conjunction, coincidence, co-occurrence
Definition: the temporal property of two things happening at the same time
Usage: the interval determining the coincidence gate is adjustable
Similar words: simultaneity, simultaneousness
Definition: happening or existing or done at the same time
Synonyms: concomitant, accompaniment, attendant, co-occurrence
Definition: an event or situation that happens at the same time as or in connection with another
Similar words: natural event, occurrence, occurrent, happening
Definition: an event that happens