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1. Physics
a. Of or relating to quanta, quantum mechanics, or a quantized system.
b. Existing in only one of two possible states.
2. Biology Of or designating an all-or-none response or effect: a quantal reaction.

quan′tal·ly adv.


1. (Atomic Physics) of or relating to a quantum or an entity that is quantized
2. denoting something that is capable of existing in only one of two states
ˈquantally adv


(ˈkwɒn tl)

of or pertaining to quanta or to quantum mechanics.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.quantal - of or relating to a quantum or capable of existing in only one of two states
natural philosophy, physics - the science of matter and energy and their interactions; "his favorite subject was physics"
References in periodicals archive ?
The mEPSCs represent the postsynaptic responses to spontaneous release of single neurotransmitter vesicles at functional synapses and thus provide an index of synaptic efficacy and connectivity at a quantal level.
A quantal hypothesis for hadrons and the judging of physical numerology.
However, making a quantal distinction between dangerously high [E.
Their general finding indirectly motivates the feasibility of more easily deriving multidimensional quantal particle structures, and therefore would support indirectly the earlier-announced more specific Close-Neppe discoveries.
The archaeal colony network has got magnetite capable of magnetoperception and quantal perception.
Using a quantal response equilibrium (QRE) model, which accounts for errors made by individual subjects, Anderson, Goeree, and Holt (1998) show that depending on the magnitude of the decision error, mean contributions to the VCM lie between the Nash prediction ([c.
Quantal (qualit), psychological, neurological, transfinite, and metaconscious levels are pertinent to TDVP, plus philosophical aspects.
This can be done using the quantal response framework of McKelvey and Palfrey (1995).
He covers the measurement process, bioaccumulation, lethal and other quantal responses to stress, statistical tests for detecting chronic lethal and sub-lethal stress, population and metapopulation effects, and community effects.
Semip&rametric and Nonparametric Estimation of Quantal Response Models," in Handbook of Statistics, Vol.