[ an-ti-nohd ]
/ ˈæn tɪˌnoʊd /

noun Physics.

the region of maximum amplitude between two adjacent nodes in a standing wave.

Origin of antinode

First recorded in 1880–85; anti- + node


an·ti·nod·al, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for antinode

  • Inconsistent hyphenation of word, 'anti-node' and 'antinode' both present in original text.

  • The open air column therefore extends from antinode to antinode (or from 1-3) or is one-half a wave length.

    Physics|Willis Eugene Tower
  • Now in the open organ pipe (Fig. 341d), the end of the air column d is a place of great vibration or is an antinode.

    Physics|Willis Eugene Tower
  • The distance from an antinode to a node is that from 1-2 on the curve and is one-fourth a wave length.

    Physics|Willis Eugene Tower

British Dictionary definitions for antinode

/ (ˈæntɪˌnəʊd) /


physics a point at which the amplitude of one of the two kinds of displacement in a standing wave has maximum value. Generally the other kind of displacement has its minimum value at this pointSee also standing wave Compare node

Derived forms of antinode

antinodal, adjective
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

Scientific definitions for antinode

[ ăntĭ-nōd′ ]

In a standing wave, the region or point of maximum amplitude between two adjacent nodes. Compare node.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.