allosexual vs heterosexual

allosexual

adj
  • Sexual, experiencing sexual attraction; not asexual. 

  • Directed toward or involving another person rather than (only) oneself. 

  • Involving or directed at the other biological sex; heterosexual; not isosexual. 

  • LGB; queer; non-heterosexual. 

noun
  • One who experiences sexual attraction; one who is not asexual. 

heterosexual

adj
  • Sexually attracted to members of the opposite sex. 

noun
  • A heterosexual person, or other heterosexual organism. 

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