meanwhile vs though

meanwhile

adv
  • In contrast or opposed to aspects previously mentioned. 

  • During the time that something is happening. 

  • At the same time, but elsewhere. 

noun
  • The time between two events. 

though

adv
  • Despite that; however. 

  • Used to intensify statements or questions; indeed. 

conj
  • Despite the fact that; although. 

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