poikilitic

adjective

poi·​ki·​lit·​ic
¦pȯikə¦lid‧ik
variants or poecilitic
¦pēsə¦-
: of, relating to, or consisting of a structural pattern in igneous rocks in which a crystal of one mineral encloses smaller unoriented grains of another mineral so that a lustrous mottling effect is produced

Word History

Etymology

poecil- + -itic

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Cite this Entry

“Poikilitic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/poikilitic. Accessed 18 Apr. 2024.

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