Sexual means to do with physical attraction between people. Sexual attraction, sexual health, sexual orientation.
In biology it names a way of reproducing: sexual reproduction mixes genes from two parents, where asexual reproduction copies one, and the mixing is why offspring differ from their parents. Sexual orientation describes who a person is drawn to. Note the Latin sexus.
1adjectivesexualTo do with physical attraction between people.
“The company has strict rules against sexual harassment at work.”
2adjectiveinvolvingInvolving two parents in reproduction.
“Strawberries spread by runners, but they also produce seeds through sexual reproduction.”
Too few real examples of this word to estimate which sense is commonest.
sexual is a quality of relation.
Latin
sexuālis
English, today
sexual
Borrowed from Latin sexuālis. by surface analysis, sex + -ual.
Etymology from Wiktionary, CC BY-SA