Asexuality is a sexual orientation in which people do not experience sexual attraction. This isn't to say they can't engage in sexual activity, but only about 4% of the asexual community do enjoy and want sex.

A person who does not feel sexual attraction but can build emotional connections and become emotionally and platonically romantically involved

Someone who experiences a lack of sexual attraction.
The word utilizes the Greek prefix a- which means "a lack of or without".
An asexual person is still capable of feeling other forms of attraction, but will not experience sexual attraction.

The big No horny

Someone who doesn't have any sexual feelings for anyone

Someone who does not feel sexual attraction.Though this absence of sexual attraction does not mean an absence of romantic attraction as the two are separate.

Someone can be Ace (slang for asexual) and romantically like girls. Someone can be aroace, aromantic asexual, meaning no romantic or sexual attraction though platonic attraction is still there.

The ace flag is black, grey, white, and purple.

1. A person or thing with no sex; to have no sexual genitalia; of no sex.

2. A person or thing with no sexual drive toward either sex or gender; a person or thing with no interest in sexual partners. Asexual people are not necessarily uninterested in romantic relationships, they are simply uninterested in sex.