9 Grammatical Pitfalls


[v. oh-ver-lap; n. oh-ver-lap] /v. ˌoʊ vərˈlæp; n. ˈoʊ vərˌlæp/
verb (used with object), overlapped, overlapping.
to lap over (something else or each other); extend over and cover a part of; imbricate.
to cover and extend beyond (something else):
The ends of cloth overlap the table.
to coincide in part with; have in common with:
two lives that overlapped each other.
verb (used without object), overlapped, overlapping.
to lap over:
two sales territories that overlap; fields of knowledge that overlap.
an act or instance of overlapping.
the extent or amount of overlapping:
The second story of the building has an overlap of ten feet.
an overlapping part.
the place of overlapping.
(in yacht racing) the position of two yachts side by side such that the overtaking boat, to pass the other on the opposite side, must fall back, or such that neither can turn toward the other without danger of collision.
Origin of overlap
1685-95; over- + lap2
Related forms
nonoverlapping, adjective, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for overlapping
  • Broods generally are geographically based, but there can be some overlapping.
  • Their strikingly colored carapace is serrated and has overlapping scutes, or thick bony plates.
  • Or some are piled double on each other, or even triple, and some divided at one end and overlapping at the other.
  • People who live in tiny houses, or aspire to, appear to fall into one of three overlapping categories.
  • As the press has noted, the plan would consolidate our myriad and overlapping regulators into fewer, bigger ones.
  • Further, overlapping connections between factions may then form a basis for overall reconciliation.
  • Ideally tapping into magma centers would allow increased thermal diversion through tectonic overlapping.
  • Quantum entanglement is a reality manifested by interactions and correlations between overlapping wave packets.
  • So these areas were both overlapping and engaged with both of these conditions.
  • It erupted from a tangle of overlapping yet conflicting urges, which would be fitted out with later rationalizations.
British Dictionary definitions for overlapping


verb (ˌəʊvəˈlæp) -laps, -lapping, -lapped
(of two things) to extend or lie partly over (each other)
to cover and extend beyond (something)
(intransitive) to coincide partly in time, subject, etc
noun (ˈəʊvəˌlæp)
a part that overlaps or is overlapped
the amount, length, etc, overlapping
the act or fact of overlapping
a place of overlapping
(geology) the horizontal extension of the upper beds in a series of rock strata beyond the lower beds, usually caused by submergence of the land
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for overlapping



"to partially extend over," 1726, over- + lap (v.). Related: Overlapped; overlapping.


1813, from overlap (v.).

Online Etymology Dictionary, © 2010 Douglas Harper
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overlapping in Medicine

overlap o·ver·lap (ō'vər-lāp')

  1. A part or portion of a structure that extends or projects over another.

  2. The suturing of one layer of tissue above or under another layer to provide additional strength, often used in dental surgery.

v. o·ver·lapped, o·ver·lap·ping, o·ver·laps (ō'vər-lāp')
  1. To lie over and partly cover something.

  2. To perform a surgical overlap.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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