[ 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

Related forms

an·ti·nod·al, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for antinodal


/ (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

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

Science definitions for antinodal


[ 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.