Overlap

/ˌoʊ.vərˈlæp/

Meaning & Definition

noun
The extent to which two things cover the same area or share the same features.
There is a significant overlap between the two studies in terms of their methodologies.
A part or portion that overlaps; an area or section shared by two or more things.
The overlap of the two maps helped us identify common locations.
verb
To extend over and cover a part of something.
The roof of the shed overlaps the wall to provide better protection from rain.
To share common features or characteristics.
The two departments overlap in several of their functions, leading to some redundancy.

Etymology

Middle English: from over + lap, from Old English 'lappian' meaning 'to fold.'

Common Phrases and Expressions

overlap completely
To cover or extend over entirely.
cognitive overlap
The shared thoughts or knowledge between two or more people.
temporal overlap
When two events happen at the same time.

Related Words

intersect
To cross or divide, sharing some common part.
coincide
To occur at the same time or coincide in some aspect.

Slang Meanings

To have common interests or experiences.
We really overlap on our taste in music.
To multitask or do multiple things at once.
I’m overlapping my study time with my work projects.