[dih-sim-i-tree, dis-sim-]


absence or lack of symmetry.

Origin of dissymmetry

First recorded in 1835–45; dis-1 + symmetry
Related formsdis·sym·met·ric [dis-i-me-trik, dis-si-] /ˌdɪs ɪˈmɛ trɪk, ˌdɪs sɪ-/, dis·sym·met·ri·cal, adjectivedis·sym·met·ri·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for dissymmetry

Historical Examples of dissymmetry

  • Far from establishing in the crystals of this salt the absence of all dissymmetry, he found that they all manifestly possessed it.

    Louis Pasteur

    Ren Vallery-Radot

  • The sphere s should be small and of uniform thickness; any dissymmetry of course has the effect to diminish the sensitiveness.

  • None of these substances, however, has any effect on polarized light or shows any dissymmetry in the form of its crystals.

  • Pasteur found that the paratartrates were not only dissymmetrical, but that they possessed two forms of dissymmetry.

  • If Pasteur's idea as to the dissymmetry of crystals were confirmed, a great scientific advance was assured.

British Dictionary definitions for dissymmetry


noun plural -tries

lack of symmetry
the relationship between two objects when one is the mirror image of the otherSee also chirality
another name for chirality
Derived Formsdissymmetric (ˌdɪsɪˈmɛtrɪk, ˌdɪssɪ-) or dissymmetrical, adjectivedissymmetrically, adverb
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