Serious operation Synonyms

Definitions for Serious


  • (adjective) not joking or playful in mood or manner
  • (adjective) having a matter of importance as its topic
  • (adjective) involving potential loss or injury

Definitions for Operation


  • (noun) a specific task with which a person or group is charged
  • (noun) a usually fixed or ordered series of actions or events leading to a result
  • (noun) the act or activity of looking after and making decisions about something