allo vs allosexual

allo

adj
  • Allosexual and/or alloromantic; experiencing sexual and/or romantic attraction. 

noun
  • One who is allosexual and/or alloromantic. 

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. 

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