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 (ā′sĭ-mĕt′rĭk) also a·sym·met·ri·cal (-rĭ-kəl)
a. Having no balance or symmetry: an asymmetric design.
b. Uneven in distribution.
a. Existing or occurring between two incommensurate entities, especially to the detriment of one.
b. Characterized by an imbalance in power between two opponents in an armed conflict, especially one in which a weaker force uses unconventional means, such as guerilla or terrorist tactics: asymmetric warfare.
3. Chemistry Of or relating to a carbon atom having four different atoms or structural groups attached to it, resulting in an unbalanced spatial arrangement of atoms in a molecule, so that the molecule cannot be superimposed on its mirror image; chiral.

a′sym·met′ri·cal·ly adv.
a·sym′me·try (ā-sĭm′ĭ-trē) adv.


(ˌæsɪˈmɛtrɪk; ˌeɪ-) or


1. not symmetrical; lacking symmetry; misproportioned
2. (Chemistry) chem
a. (of a molecule) having its atoms and radicals arranged unsymmetrically
b. (of a carbon atom) attached to four different atoms or radicals so that stereoisomerism results
c. involving chiral molecules: asymmetric synthesis.
3. (Electrical Engineering) electrical engineering (of conductors) having different conductivities depending on the direction of current flow, as of diodes
4. (Aeronautics) aeronautics having unequal thrust, as caused by an inoperative engine in a twin-engined aircraft
5. (Logic) logic maths (of a relation) never holding between a pair of values x and y when it holds between y and x, as "…is the father of…". Compare symmetric1, antisymmetric, nonsymmetric
6. (Mathematics) logic maths (of a relation) never holding between a pair of values x and y when it holds between y and x, as "…is the father of…". Compare symmetric1, antisymmetric, nonsymmetric
ˌasymˈmetrically adv


(ˌeɪ səˈmɛ trɪk, ˌæs ə-)

also a`sym•met′ri•cal,

1. not identical on both sides of a central line; lacking symmetry.
a. having an unsymmetrical arrangement of atoms in a molecule.
b. noting a carbon atom bonded to four different atoms or groups.
c. (of a polymer) noting an atom or group that is within a polymer chain and is bonded to two different atoms or groups that are external to the chain.
a`sym•met′ri•cal•ly, adv.
a•sym•me•try (eɪˈsɪm ɪ tri) n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.asymmetric - characterized by asymmetry in the spatial arrangement or placement of parts or componentsasymmetric - characterized by asymmetry in the spatial arrangement or placement of parts or components
irregular - contrary to rule or accepted order or general practice; "irregular hiring practices"


Not straight, uniform, or symmetrical:


[ˌeɪsɪˈmɛtrɪk] adj [shape] → asymétrique


References in periodicals archive ?
profit, pro-bono symposium is part of the Asymmetric Threat series, established in 2008 by CACI as a forum for furthering the national dialogue on asymmetric threats to national security.
This volume explores Reconstruction in the South as a time of asymmetric warfare, a struggle between a dominant actor and a weaker actor, in which the weaker actor tries to attain its goals to prevent the dominant actor from using its power and forcing the dominant actor to compromise to allow political equilibrium, leading to reconciliation and peace with the rise of the New South and American reunification.
5% of the sample had asymmetric molar relationship, out of which 16.
On the other hand, the book of Admiral (Retd) Colombage turned out to be the first-ever compilation of its kind, written on the asymmetric warfare and swarming and indigenous tactics of the SLN, which eradicated 3 decade long ruthless terrorism from Sri Lanka.
A report, commissioned by former Education Minister Huw Lewis and published this week, said positive reports of the implementation of asymmetric school weeks in several Scottish local authorities "suggest that the approach is worth exploring in Wales".
The report said: "There are three main reasons for adopting an asymmetric school week: opportunities for financial savings; improved opportunities for continuing professional development (CPD) of teachers; and dedicated time for enrichment activities for children.
It looks like a classic bit of Russian asymmetric warfare -- you have a strong propaganda message that says you're doing one thing while in fact you are doing something completely different and when challenged you just flatly deny it," Philip Hammond told Reuters in an interview.
The vehicle will be available with EfficientGrip Performance (215/55RI7 94V) and another for more rugged, sporty applications, fitted with the Eagle F1 Asymmetric 2 (225/45R18 91Y).
Terrorism and the asymmetric tactics" were being unleashed on Pakistani society systematically for the last 36 years at least.
But in the modern context, asymmetric warfare emphasises what is popularly perceived as unconventional or non-traditional methodologies (Hughes, 1998).
Today's threat environment involves diverse national security challenges, which include asymmetric warfare such as terrorism.
An important question is whether passthrough of global food inflation to domestic food inflation in Pakistan is symmetric or asymmetric Asymmetric passthrough of global food inflation may have important implications for demand management policies as well as for controlling poverty and inequality in Pakistan.