They use it synecdochically. And one of the problems of knowing a word like "synecdochically" is that you really want an excuse to say "synecdochically." This whole talk has just been an excuse to get me to the point where I could say "synecdochically" to all of you.
Lo usa sinécdoquicamente, y uno de los problemas de conocer una palabra como "sinécdoquicamente" es que quieres cualquier excusa para usar "sinécdoquicamente".