amygdaloidal

a·myg·da·loid

 (ə-mĭg′də-loid′)

n.

A volcanic rock containing many amygdules.

adj. also a·myg·da·loi·dal (-loi′dl)

1. Shaped like an almond.

2. Anatomy Of or relating to the amygdala.

3. Resembling a volcanic rock that contains many amygdules.

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[Latin amygdala, almond; see amygdala + -oid.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

amygdaloidal

(əˌmɪɡdəˈlɔɪdəl)

adj

1. (Geological Science) (of a volcanic rock) containing amygdales

2. (Geological Science) a less common form of amygdaloid²

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

Thesaurus

Adj.

1.

amygdaloidal - shaped like an almond     almond-shaped, amygdaliform, amygdaloid rounded - curving and somewhat round in shape rather than jagged; "low rounded hills"; "rounded shoulders"

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