2001年成立的無性戀社群網站AVEN，將無性戀者定義為「感受不到性吸引力的人」。無性戀是一個雨傘詞語，包涵了異性愛、同性愛、雙性愛、泛性愛，以及感受不到浪漫愛吸引力的無性愛者等。儘管無性戀者甚少、或未曾感受過性吸引，但仍然能夠被浪漫愛或美感所吸引。
Found in 2001, the largest asexual online community AVEN defines asexual as “a person who does not experience sexual attraction.” Asexuality is an unbrella term, which includes hetero-romantic, homo-romantic, bi-romantic, and aromantic who could not experience both sexual and romantic attraction. Though asexuals rarely experience sexual attraction, they can still be attracted romantically, affectionally or aesthetically.
…
在無性戀與有性戀中間，還可以按照受到性吸引的程度，細分出灰色無性戀和半性戀等不同的性向。灰色無性戀者指的是感受到性吸引力的頻率很低、或是持續時間很短暫的人；而半性戀者則只有與特定對象擁有深厚的情感連結時，才能感受到性吸引力。
According to the level of sexual attraction experienced by asexuals, there are additional forms of identification fall on the area between the asexual-sexual spectrum. Grey asexual (Grey-A) refers to a person who has low frequency to experience sexual attraction; Demi-sexual refers to the one who only experience sexual attraction to specific people when mutual affective bonds are developed.
…
正因為無性戀是光譜式、流動的，因而拓闊了我們對性向、吸引力的理解，也容許了不同人從中尋找最能夠描述自己的身份認同。
Since asexuality is spectral and fluid, it broadens our understanding of sexuality and forms of attraction, and allows different people to identify with the one (or more) that best describes themselves.
…
延伸閱讀 Further Readings:
Brotto LA, Knudson G, Inskip J, et al. (2010) Asexuality: A mixed methods approach. Archives of Sexual Behavior 39(3): 599–618.
Carrigan M (2011) There’s more to life than sex? Difference and commonality within the asexual community. Sexualities 14(4): 462–478.
Scherrer KS (2008) Asexual identity: Negotiating identity, negotiating desire. Sexualities 11(5): 621–641.
王泓亮。〈無性之愛：性化社會下的無性戀經驗探究〉。高雄醫學大學，2014。
…
輯－Yumi
譯－Mabel
山城性／別關注組 Saan Sing Sex and Gender Concern Group 