• WordNet 3.6
    • v overlap coincide partially or wholly "Our vacations overlap"
    • v overlap extend over and cover a part of "The roofs of the houses overlap in this crowded city"
    • n overlap a flap that lies over another part "the lap of the shingles should be at least ten inches"
    • n overlap the property of partial coincidence in time
    • n overlap a representation of common ground between theories or phenomena "there was no overlap between their proposals"
    • ***
Webster's Revised Unabridged Dictionary
  • Interesting fact: The banana plant reaches its full height of 15 to 30 feet in about one year. The trunk of a banana plant is made of sheaths of overlapping leaves, tightly wrapped around each other like celery stalks.
    • Overlap (Geol) An extension of geological beds above and beyond others, as in a conformable series of beds, when the upper beds extend over a wider space than the lower, either in one or in all directions.
    • Overlap The lapping of one thing over another; as, an overlap of six inches; an overlap of a slate on a roof.
    • Overlap To cover part of.
    • Overlap To lay (one thing) over another; to lap.
    • ***
Century Dictionary and Cyclopedia
  • Interesting fact: The origin of right-handed buttons on men's shirts stems from battles where they wore armor. With most men being right handed the armor needed to overlap so that a sword could not enter through the gap during a right-handed blow from an adversary.
    • overlap To lap or fold over; extend so as to lie or rest upon: as, one slate on a roof overlaps another.
    • overlap To cause to lap or fold over: as, to overlap slates or shingles on a roof.
    • n overlap The lapping of one thing over another; also, the thing or part which overlaps; specifically, in geology, a disposition of the strata such that newer or more recent members of a formation lap over or are deposited beyond the limits of the older beds. This is caused by the subsidence of the regions in which deposition is taking place, so that each successive layer extends further inland than the preceding one.
    • ***
Chambers's Twentieth Century Dictionary
    • v.t Overlap ō-vėr-lap′ to lap over: to lay so that the edge of one rests on that of another
    • n Overlap (geol.) a disposition of strata where the upper beds extend beyond the bottom beds of the same series
    • ***


  • Klemens Von Metternich
    Klemens Von Metternich
    “It is useless to close the gates against ideas; they overlap them.”


In literature:

They also were formed of a bone framework, with the skins stretched on them, and were made to overlap each other.
"Peter the Whaler" by W.H.G. Kingston
Looking back, the rich colouring of the capes, seeming to overlap one another, and the great height, give a most impressive effect.
"Southern Arabia" by Theodore Bent
The sacristy is roofed with overlapping stone flags supported on a vault.
"Scottish Cathedrals and Abbeys" by Dugald Butler and Herbert Story
It will be seen that the limits for the figures overlap to a considerable extent.
"The Handbook of Soap Manufacture" by W. H. Simmons
This coat was very warm, being lined with flannel, and overlapped very much in front.
"Hudson Bay" by R.M. Ballantyne
Instead of "locking" at almost every point, as they should, they overlap, or fall behind, or inside, or outside, of each other.
"Preventable Diseases" by Woods Hutchinson
They were thirty thousand, and their line far overlapped ours.
"Three Years in the Sixth Corps" by George T. Stevens
The enemy overlapped both flanks, and pushed forward with irresistible impetuosity.
"The Life, Public Services and Select Speeches of Rutherford B. Hayes" by James Quay Howard
Religious and worldly, northern and southern literature overlap; but they most decidedly belong to the same Anglo-Saxon whole.
"A Literary History of the English People" by Jean Jules Jusserand
The fauna, modern and Pleistocenic, overlapped.
"Project Mastodon" by Clifford Donald Simak

In news:

The AAA senior girls provincial championships slated for the Capilano University Sportsplex will likely go ahead next week despite the event's overlap with a planned teachers' strike.
Kim Squaglia's "Tropez" is a complex image of overlapping petals in cool tones.
Barry Bekkedam is a link among all (overlapping…).
Inside the Target Field Install By Dan Daley When the Minnesota Twins got a home of their own it was full of overlapping modern systems and the integration challenges that go with them.
It's well worth a read, as Teles takes a whirlwind tour through the causes and costs of America's wildly complicated and overlapping set of tax, regulatory, and social policies.
The reasoning overlaps some of the thinking I outlined on the blog.
The overlap of creationism and global-warming denialism.
"We wondered if there would be a big overlap in how wealth management was defined when compared with the definition of financial planning from the FPA and CFP Board," he added.
Members and guests from diverse and overlapping fields make us NYC's networking hotspot for the eco and socially minded.
Agencies still wasting billions with overlapping programs.
Diagnosing fibromyalgia isn't easy, because the symptoms overlap with other conditions and there's no definitive lab test for it.
There's some concern that overlapping schedules between Formula One (which drew 117,000 this year) and a home UT football game (which can draw as many as 105,000) will cause trouble in 2013.
CMS Expands Hardship Exemptions for E-Prescribing in Attempt to Fix Program Overlap.
But Emanuel overstates the ideological overlap between the presidents.
His time with the Red Sox overlapped with that of Hall of Famer Ted Williams.

In science:

In order to compare the different velocities to approach the stability in the self-overlap and the connectivity, the self-overlap of the connectivities q(t) has been represented in Figure 6.
Self-Organized Critical Random Boolean Networks
State overlap also provides a means to compare two different propagators, U and V , acting on the same state by considering the overlap of their final states.
A Simple and Convenient Measure of NMR Rotor Fidelity
Overlapping configurations must have a nonzero pressure, p, while non-overlapping ones have p = 0.
Random Packings of Frictionless Particles
We find the overlap threshold, φc , for each configuration by compressing a non-overlapped state while measuring p.
Random Packings of Frictionless Particles
It is possible to find such states |αi that have high overlap with |θ0 i and very small overlap with |θj i for j 6= 0, at least for N not too large .
Quantum random walks - an introductory overview