English Reference
Verb

intersect

v.
B2 Upper Intermediate US /ˌɪntɝˈsɛkt/ UK /ˌɪntəsˈɛkt/ in·ter·sect UK spelling intersected, intersecting, intersects Mathematics

v.to meet or cross at a certain point. You use this when two roads, lines, or ideas come together.

v.to divide or cross by passing through or across; to meet and cross at a point. Often describes the physical crossing of lines or the conceptual overlapping of different topics.


SIMPLE

The two main roads intersect at the center of town.

CONTEXTUAL

The study explores how environmental policies and economic growth intersect in developing nations.

COMPLEX

In urban planning, the goal is to design spaces where public transit routes and pedestrian paths intersect seamlessly to reduce reliance on private vehicles.

Usage

The verb can be used intransitively ('the lines intersect') or transitively ('line A intersects line B').

The team saw their potential as biocultural aquatic landscapes, where culture and biodiversity intersect.

Phys.org· 19 Aug 2026

The project interviewed forty artists about their lives, their work, and how the AIDS crisis intersected and permeated both.

JSTOR Daily· 3 Jun 2026

From Latin intersecare (“to cut between, cut off”), from inter (“between”) + secare (“to cut”).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin Latin intersecare
Level B2 · Upper Intermediate
Frequency Occasional
Updated