xenoblast

[ zen-uh-blast, zee-nuh- ]

nounMineralogy.
  1. a crystal that forms in metamorphic rock and gets its outline from neighboring crystals.

Origin of xenoblast

1
First recorded in 1920–25; xeno- + -blast

Other words from xenoblast

  • xen·o·blas·tic, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

Scientific definitions for xenoblast

xenoblast

[ zĕnə-blăst′, zēnə- ]


  1. A mineral that has not developed its characteristic crystalline faces and that has formed in a rock that has undergone metamorphism.

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