adjective Date: 1813 of, being, or containing small cavities in igneous rock that are filled with deposits of different minerals (as chalcedony or calcite) • amygdaloid noun

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • amygdaloidal — [ə mig΄də loid′ l] adj. AMYGDALOID * * * …   Universalium

  • amygdaloidal — [ə mig΄də loid′ l] adj. AMYGDALOID …   English World dictionary

  • Amygdaloidal — Amygdaloid A*myg da*loid, Amygdaloidal A*myg da*loid al, a. 1. Almond shaped. [1913 Webster] 2. Pertaining to, or having the nature of, the rock amygdaloid. [1913 Webster] …   The Collaborative International Dictionary of English

  • amygdaloidal — /əmɪgdəˈlɔɪdl/ (say uhmigduh loydl) –adjective 1. Geology (of rocks) containing amygdales. –noun 2. Obsolete amygdaloidal rock. Also, amydaloidal, amygdaloid …   Australian English dictionary

  • amygdaloidal — adjective a) Shaped like an almond b) Of, like or pertaining to, the amygdaloid mineral …   Wiktionary

  • amygdaloidal — adj. of almonds, pertaining to almonds, almond shaped …   English contemporary dictionary

  • amygdaloidal — GLOSSARY OF VOLCANIC TERMS A volcanic texture comprising vesicles (rounded holes resulting when magma cools around gas bubbles) which have been subsequently filled by secondary minerals …   Glossary of volcanic terms

  • amygdaloidal — amyg·da·loi·dal …   English syllables

  • amygdaloidal — adjective shaped like an almond • Syn: ↑almond shaped, ↑amygdaliform, ↑amygdaloid • Similar to: ↑rounded …   Useful english dictionary

  • Mafic — is an adjective describing a silicate mineral or rock that is rich in magnesium and iron; the term is a portmanteau of the words magnesium and ferric .[1] Most mafic minerals are dark in color and the relative density is greater than 3. Common… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”