Meaning : A representation of common ground between theories or phenomena.
Example :
There was no overlap between their proposals.
Synonyms : convergence, intersection
Meaning : The property of partial coincidence in time.
Meaning : A flap that lies over another part.
Example :
The lap of the shingles should be at least ten inches.
Synonyms : lap
Meaning : Coincide partially or wholly.
Example :
Our vacations overlap.
Meaning : Extend over and cover a part of.
Example :
The roofs of the houses overlap in this crowded city.