Optional arc Synonyms

Optional replaced

Definitions for Optional


  • (adjective) subject to one's freedom of choice
  • (adjective) possible but not necessary; left to personal choice

Synonyms for phrase

OA abbreviation

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

Arc replaced

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