asymmetry


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asymmetry

lack or absence of symmetry in spatial arrangements or in mathematical or logical relations

Asymmetry

Not symmetrical, with the parts not arranged correspondingly identical on both sides of a central axis.

asymmetry

[¦ā′sim·ə·trə]
(physical chemistry)
The geometrical design of a molecule, atom, or ion that cannot be divided into like portions by one or more hypothetical planes. Also known as molecular asymmetry.
References in periodicals archive ?
To the best of our knowledge, this is the first case of facial asymmetry successfully treated using botulinum toxin A injection, hyaluronic acid dermal filler injection, and a thread-lift procedure.
Patients who had any skeletal facial asymmetry or had a history of facial trauma.
We speculate that the greater mean turnout angles that we observed in professionals' left limbs could be explained by an asymmetry either in hip external rotation range of motion or hip external rotation strength as a result of training effects over time.
Because the magnitude of fluctuating asymmetry can vary with trait size (Swaddle et al.
From the table 1 it is seen that eccentricity increases with increase in the magnitude of asymmetry.
In the long run, if the risk corridors program survives and the rules stay the same, the asymmetry of the rules "will continue to skew market results, tending to increase receivables compared to payables," Katterman warns.
In this market there is significant information asymmetry as well.
Many empirical studies have documented the degree of asymmetry in irregular waves, as measured with different indices.
Thus, in this study, fluctuating asymmetry (FA) in the wings of Libellulid eurotopic dragonfly, Neurothemis terminata have been analyzed.
The purpose of the experiment reported here was designed to measure the asymmetry of wattle characteristics and related growth and reproductive traits in lines of chickens selected for high and low antibodies to SRBC and in sublines where selection was relaxed.
Where the principal component analysis revealed a clear pattern of variation between the 2 sampling sites the Procrustes ANOVA highlighted this variation as highly associated with fluctuating asymmetry the latter being traditionally connected with developmental accidents due to environmental conditions.
It has even been suggested that asymmetry does not bear definition: "to define the term defies its very meaning, purpose, and significance.