AskDefine | Define overlapping

Dictionary Definition

overlapping adj
1 related by having something in common with or coinciding with; "having overlapping duties"; "found unexpected overlapping areas of interest"
2 laid overlapping (not flush) [syn: lap-jointed, lap-strake, lap-straked, lap-streak, lap-streaked] n : covering with a design in which one element covers a part of another (as with tiles or shingles) [syn: imbrication, lapping]overlap


1 a representation of common ground between theories or phenomena; "there was no overlap between their proposals" [syn: convergence, intersection]
2 the property of partial coincidence in time
3 a flap that lies over another part; "the lap of the shingles should be at least ten inches" [syn: lap]


1 coincide partially or wholly; "Our vacations overlap"
2 extend over and cover a part of; "The roofs of the houses overlap in this crowded city" [also: overlapping, overlapped]overlapping See overlap

User Contributed Dictionary



  1. present participle of overlap


  1. Pertaining to something that overlaps something else.
    1851 A long-skirted, cabalistically-cut coat of a faded walnut tinge enveloped him; the overlapping sleeves of which were rolled up on his wrists. — Herman Melville, ''Moby Dick.


Extensive Definition

Overlap may mean one of:
  • In music theory, Overlap is a synonym for reinterpretation of a chord at the boundary of two musical phrases
  • In railway signalling, an overlap is the length of track beyond a stop signal that is proved to be clear of vehicles in the controls of the previous signal, as a safety margin.
  • Overlap (road), a place where multiple road numbers overlap
  • Overlap-add, an efficient convolution method using FFT
  • In sailing, overlap happens when two or more boats/yachts are not clear astern and not clear ahead.
  • In dramatic speech, overlap means to start saying something, then have someone else start saying the same sentence but starting at a different time.
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