from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An almond-shaped mass of gray matter in the anterior portion of the temporal lobe. Also called amygdaloid nucleus.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The region of the brain, located in the medial temporal lobe, believed to play a key role in the emotions, such as fear and pleasure, in both animals and humans.
from the GNU version of the Collaborative International Dictionary of English
- n. An almond.
- n. One of the tonsils of the pharynx.
- n. One of the rounded prominences of the lower surface of the lateral hemispheres of the cerebellum, each side of the vallecula.
from The Century Dictionary and Cyclopedia
- n. An almond.
- n. A tonsil.
- n. A small rounded lobule of the cerebellum on its under side.
- n. A small mass of gray matter in front of the end of the descending cornu of the lateral ventricle of the brain. Also called the amygdaloid nucleus.
- n. [capitalized] In zoology: A genus of echinoderms. A genus of mollusks.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. 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
Latin, almond, from Greek amugdalē.(American Heritage® Dictionary of the English Language, Fourth Edition)
Because of its shape, from Latin amygdala ("almond"), from Ancient Greek ἀμυγδάλη (amugdalē, "almond"). (Wiktionary)