intercept

American  

[in-ter-sept, in-ter-sept] / ˌɪn tərˈsɛpt, ˈɪn tərˌsɛpt /

verb (used with object)

1. to take, seize, or halt (someone or something on the way from one place to another); cut off from an intended destination.

   to intercept a messenger.

2. to see or overhear (a message, transmission, etc., meant for another).

   We intercepted the enemy's battle plan.

3. to stop or check (passage, travel, etc.).

   to intercept the traitor's escape.

4. Sports. to take possession of (a ball or puck) during an attempted pass by an opposing team.

5. to stop or interrupt the course, progress, or transmission of.

6. to destroy or disperse (enemy aircraft or a missile or missiles) in the air on the way to a target.

7. to stop the natural course of (light, water, etc.).

8. Mathematics. to mark off or include, as between two points or lines.

9. to intersect.

10. Obsolete. to prevent or cut off the operation or effect of.

11. Obsolete. to cut off from access, sight, etc.

---

noun

1. an interception.

2. Mathematics.

   1. an intercepted segment of a line.

   2. (in a coordinate system) the distance from the origin to the point at which a curve or line intersects an axis.

intercept British  

verb

1. to stop, deflect, or seize on the way from one place to another; prevent from arriving or proceeding

2. sport to seize or cut off (a pass) on its way from one opponent to another

3. maths to cut off, mark off, or bound (some part of a line, curve, plane, or surface)

---

noun

1. maths

   1. a point at which two figures intersect

   2. the distance from the origin to the point at which a line, curve, or surface cuts a coordinate axis

   3. an intercepted segment

2. sport the act of intercepting an opponent's pass

intercept Scientific  

/ ĭn′tər-sĕpt′ /

1. In a Cartesian coordinate system, the coordinate of a point at which a line, curve, or surface intersects a coordinate axis. If a curve intersects the x-axis at (4,0), then 4 is the curve's x-intercept; if the curve intersects the y-axis at (0,2), then 2 is its y-intercept.

---

Other Word Forms

• interception noun
• interceptive adjective
• nonintercepting adjective
• noninterceptive adjective
• unintercepted adjective
• unintercepting adjective

Etymology

Origin of intercept

First recorded in 1535–45; from Latin interceptus, past participle of intercipere “to intercept,” equivalent to inter- “between, among, together” + -cep- (combining form of cap-, stem of capere “to take”) + -tus past participle suffix; inter-; incipient

Example Sentences

It recently has been using upgraded versions of its David’s Sling system, which was designed to shoot down rockets and shorter-range ballistic missiles, to intercept bigger and longer-range varieties—with mixed results.

From The Wall Street Journal • Mar. 28, 2026

Between April and December 2025, Europol said the NCA and Belgian colleagues had managed to successfully intercept seven different vehicles in Belgium which were carrying these kits and driving towards France.

From BBC • Mar. 25, 2026

"Not only air defence but also capabilities to intercept speed boats and surface drones, and to detect mines would be required."

From Barron's • Mar. 18, 2026

The military said its "defence system is operating to intercept the threat".

From Barron's • Mar. 14, 2026

He eventually got a pass off, but it was so telegraphed and desperate that Marcus was able to intercept, and he took it to the hole for two points.

From "Here to Stay" by Sara Farizan

Related Words

• ambush
• arrest
• block
• catch
• cut off
• deflect
• hijack
• prevent
• seize
• stop
• take away