IPA: /ˌæntiˈsɛkʃuəl/
KK: /æntiˈsɛkʃuəl/
Opposing or rejecting sexual activity or relationships.
Some people identify as antisexual and choose not to engage in sexual relationships.
Comparative: more antisexual
Superlative: most antisexual
Antisexual is formed from "anti-" (meaning against) and "sexual" (from Latin "sexualis", meaning relating to sex). The word describes a stance or attitude that is against sexual activity or sexuality.
Think of 'anti-' meaning against, and 'sexual' relating to sex — this helps you remember that antisexual refers to being against sexual activity.