Optimistic sonic Synonyms

Optimistic replaced

Definitions for Optimistic


  • (adjective) having qualities which inspire hope
  • (adjective) expecting the best in this best of all possible worlds
  • (adjective) expecting the best

Synonyms for phrase

OS abbreviation

OS is an abbreviation for Optimistic Sonic
What does OS stand for?
OS stands for "Optimistic Sonic"

Sonic replaced

Definitions for Sonic


  • (adjective) (of speed) having or caused by speed approximately equal to that of sound in air at sea level
  • (adjective) relating to audible sound