coincident

/kō-ˈin(t)-sə-dənt/

borrowed from Medieval Latin coincident-, coincidens, present participle of coincidere "to agree in nature, coincide

adjective

  1. of similar nature : harmonious

  2. occupying the same space or time

a theory coincident with the facts

contemporary contemporaneous coeval synchronous simultaneous coincident mean existing or occurring at the same time. contemporary is likely to apply to people and what relates to them. contemporaneous is more often applied to events than to people.