Printer Friendly
Dictionary, Encyclopedia and Thesaurus - The Free Dictionary
3,900,098,790 visitors served.
forum Join the Word of the Day Mailing List For webmasters
?
Dictionary/
thesaurus
Medical
dictionary
Legal
dictionary
Financial
dictionary
Acronyms
 
Idioms
Encyclopedia
Wikipedia
encyclopedia
?

Amygdaloid

   Also found in: Dictionary/thesaurus, Medical, Wikipedia 0.01 sec.
amygdaloid [ə′mig·də‚lȯid]
(geology)
Lava rock containing amygdules. Also known as amygdaloidal lava.

Amygdaloid 

an effusive rock with large, slightly elongated pores filled with secondary deposits of various minerals (quartz, zeolites, chlorites, and calcite). The term “amygdaloid” refers to the texture of the effusive rock regardless of its mineral composition. There are diabase, basaltic, porphyritic, and other types of amygdaloids. Amygdaloids are particularly common among ancient volcanic strata that have been subjected to hydrothermal alteration in the zeolitic facies of metamorphism.



Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content.
?Page tools
Printer friendly
Cite / link
Feedback
Mentioned in?  References in periodicals archive?   Encyclopedia browser?   Full browser?
No references found
 
In observing the activation of the amygdaloid CRF system during abstinence from sweet foods, we understood the causes of recurrent dieting failures," said Cottone.
It has been found with MRI imaging that adenoma increasing for 5 years (meantime) in children, then the brain volume is lower, and there is enlargement of the celiac system and atrophia of the amygdaloid nuclei.
Because the shorter amygdaloid pathway transmits signals more than twice as fast as the neocortex route, the thinking brain often cannot intervene in time to stop emotional responses (Greenberg, 2002, p.
 
 
 
Encyclopedia
?

Terms of Use | Privacy policy | Feedback | Advertise with Us | Copyright © 2012 Farlex, Inc.
Disclaimer
All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional.