platonic

adj

1. (not-comparable, usually)Of or relating to the ancient Greek philosopher Plato or his philosophies.
2. (alt-of, not-comparable, usually)Alternative letter-case form of platonic (non-sexual).

   “The homosexual dismisses heterosexual love as a distasteful bondage to normalcy and bourgeois domestication, but the Platonic lover of the soul is dismissing all sexuality as bondage to the physical world.”

3. Neither sexual nor romantic in nature; being or exhibiting platonic love.

   “They are good friends, but their relationship is strictly platonic.”

4. (alt-of)Alternative letter-case form of Platonic (of or relating to the philosophical views of Plato and his successors).

   “Plato gave so brilliant and impressive a defense of this common human feeling, that the doctrine of the reality of abstract objects has been known as the platonic theory of ideas ever since.”

noun

1. A Platonist; a follower of Plato's ideas.
2. A Platonic solid.