overlap

Noun

• a flap that lies over another part
  • the lap of the shingles should be at least ten inches
    

• the property of partial coincidence in time

• a representation of common ground between theories or phenomena
  • there was no overlap between their proposals
    

Verb

• extend over and cover a part of
  • The roofs of the houses overlap in this crowded city
    

• coincide partially or wholly
  • Our vacations overlap
    

Related words

• Synonyms: 
  lap , convergence , intersection