Optional usage 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

OU abbreviation

OU is an abbreviation for Optional Usage
What does OU stand for?
OU stands for "Optional Usage"

Usage replaced

Definitions for Usage


  • (noun) the act or practice of employing something for a particular purpose
  • (noun) the act of using
  • (noun) accepted or habitual practice