noun
(neurology) the principle that the cortex of the brain operates as a coordinated system with large masses of neural tissue involved in all complex functioning
• Syn: ↑mass-action principle
• Topics: ↑neurology
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noun1. : action involving masses of people
a period of mass action in which the individual has often felt lost — F.E.Hill
by one single mass action, to improve the case of workers on a scale never attempted — F.D.Roosevelt
concerted, public, mass action — Eugene Dennis
2. : uncoordinated gross motor behavior : random or nonspecific responses characteristic especially of infants
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mass action,
1. Psychology. a) the theory that in many types of learning the cerebral cortex acts as a whole. b) the uncoordinated movements involving large parts of the body that is a characteristic of the fetus and the newborn.
2. Sociology. concerted action by a large group of people, especially in response to strong opposition.
Useful english dictionary. 2012.