Obsidian arc Synonyms

Obsidian replaced

Definitions for Obsidian


  • (noun) acid or granitic glass formed by the rapid cooling of lava without crystallization; usually dark , but transparent in thin pieces

Synonyms for phrase

OA abbreviation

OA is an abbreviation for Obsidian Arc
What does OA stand for?
OA stands for "Obsidian Arc"

Definitions for Arc


  • (noun) something that curves or is curved
  • (verb) to turn away from a straight line or course
  • (noun) a continuous portion of a circle