Nonsexual (adjective)

1. Not relating to or involving sexual activity or attraction.
2. Not having sexual characteristics or functions.

Origin:

From non- + sexual, formed in the late 19th century.

Examples:

1. The nonsexual relationship between the two friends was based on mutual respect and trust.
2. The nonsexual part of the anatomy was not affected by the disease.
3. The nonsexual love was pure and selfless.
4. The nonsexual reproduction was observed in certain species of plants.
5. The nonsexual hug was a comforting gesture of friendship.