check mark vs indication

check mark

noun
  • A mark (✓) made to indicate agreement, correctness or acknowledgement. 

  • In long jump, javelin and similar events, little mark alongside the runway which helps the athlete to set their steps just right for their performance. 

indication

noun
  • That which serves to indicate or point out; mark; token; sign; symptom; evidence. 

  • Any symptom or occurrence in a disease, which serves to direct to suitable remedies. 

  • Act of pointing out or indicating. 

  • Discovery made; information. 

  • An declared approximation of the price at which a traded security is likely to commence trading. 

How often have the words check mark and indication occurred in a corpus of books? (source: Google Ngram Viewer )