sapiosexual
adjective
sa·pi·o·sex·u·al ˌsā-pē-ō-ˈsek-sh(ə-)wəl 
ˌsa-
ˌsa- -shü-əl,
-ˈsek-shəl
: of, relating to, or characterized by sexual or romantic attraction to highly intelligent people
Those who are sapiosexual find the capacity to carry a witty, clever conversation to be the most attractive trait in a person.
Anika Madhusudhan
Anika Madhusudhan sapiosexual noun
plural sapiosexuals
Ever wondered what turns on a sapiosexual? Well, smart conversations do. Ismat Tahseen
Ismat Tahseen sapiosexuality
ˌsā-pē-ō-ˌsek-shə-ˈwa-lə-tē ˌsa-
noun ˌsa- -shü-ˈa-
… the continued popularity of sapiosexuality on dating apps shows just how much online dating changes the way we express our relationship needs and desires. Jess Joho
Jess Joho 
Word History
Etymology
sapi(ent) or its source Latin sapient-, sapiens "rational, wise, having sound judgment" + -o- + -sexual, as in heterosexual entry 1, homosexual entry 1
First Known Use
2004, in the meaning defined above