[ verb in-ter-sept; noun in-ter-sept ]
/ verb ˌɪn tərˈsɛpt; noun ˈɪn tərˌsɛpt /

verb (used with object)


an interception.
  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.

Origin of intercept

1535–45; < Latin interceptus past participle of intercipere, equivalent to inter- inter- + -cep- (combining form of cap-, stem of capere to take) + -tus past participle suffix; cf. incipient

Related forms Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for interceptive

  • She did not look at him, but this was better than meeting his eye with that interceptive glance.

    Indian Summer|William D. Howells

British Dictionary definitions for interceptive


verb (ˌɪntəˈsɛpt) (tr)

to stop, deflect, or seize on the way from one place to another; prevent from arriving or proceeding
sport to seize or cut off (a pass) on its way from one opponent to another
maths to cut off, mark off, or bound (some part of a line, curve, plane, or surface)

noun (ˈɪntəˌsɛpt)

  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
sport, US and Canadian the act of intercepting an opponent's pass

Derived Forms

interception, nouninterceptive, adjective

Word Origin for intercept

C16: from Latin intercipere to seize before arrival, from inter- + capere to take
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

Science definitions for interceptive


[ ĭntər-sĕpt′ ]

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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.