verb \ˌin-tər-ˈsekt\

: to divide (something) by passing through or across it

: to meet and cross at one or more points

: to share some common area

Full Definition of INTERSECT

transitive verb
:  to pierce or divide by passing through or across :  cross <a comet intersecting earth's orbit> <one line intersects another>
intransitive verb
:  to meet and cross at a point <lines intersecting at right angles>
:  to share a common area :  overlap <where morality and self-interest intersect>

Examples of INTERSECT

  1. A dry stream bed intersects the trail in several places.
  2. Line A intersects with line B.
  3. The two roads intersect at the edge of town.


Latin intersectus, past participle of intersecare, from inter- + secare to cut — more at saw
First Known Use: 1615

Related to INTERSECT


Next Word in the Dictionary: intersectant
Previous Word in the Dictionary: interseamed
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