modern-day vs today

modern-day

adj
  • Current; of the present. 

  • Designating a present-day version of someone or something in history. 

today

adj
  • Current; up to date. 

noun
  • The present time period; nowadays. 

  • A current day or date. 

  • From 6am to 6pm on the current day. 

adv
  • On the current day or date. 

  • In the current era; nowadays. 

How often have the words modern-day and today occurred in a corpus of books? (source: Google Ngram Viewer )