Definitions

from The Century Dictionary.

  • noun In geology, a series of volcanic beds of early Cambrian age in Pembrokeshire, Wales, originally described as of Precambrian age. They consist of tuffs, schists, and olivin-diabase and andesite sheets with intruded quartz-porphyries.

Etymologies

Sorry, no etymologies found.

Support

Help support Wordnik (and make this page ad-free) by adopting the word pebidian.

Examples

    Sorry, no example sentences found.

Comments

Log in or sign up to get involved in the conversation. It's quick and easy.