'amygdala' definitions:

Definition of 'amygdala'

(from WordNet)
noun
An almond-shaped neural structure in the anterior part of the temporal lobe of the cerebrum; intimately connected with the hypothalamus and the hippocampus and the cingulate gyrus; as part of the limbic system it plays an important role in motivation and emotional behavior [syn: amygdala, amygdaloid nucleus, corpus amygdaloideum]