coincidence
1. [ noun ] an event that might have been arranged although it was really accidental
Synonyms: happenstance
Related terms: accident
2. [ noun ] the quality of occupying the same position or area in space
Examples:

"he waited for the coincidence of the target and the cross hairs"

Related terms: position
3. [ noun ] the temporal property of two things happening at the same time
Synonyms: conjunction co-occurrence concurrence
Examples:

"the interval determining the coincidence gate is adjustable"

Related terms: simultaneity contemporaneity concomitance unison overlap concur
Similar spelling:   coincide
  coincident
  coincidently
  coincidental
  coincidentally
  consider
  considered
  connective
  connection
  coinciding
  considerate
  Constance
  considerably
  considerable
  conceded
  consideration
  considerately
  connected