Eros (noun)
ˈer-ˌäs

1: the Greek god of erotic love
compare: cupid

2: the sum of life-preserving instincts that are manifested as impulses to gratify basic needs, as sublimated impulses, and as impulses to protect and preserve the body and mind
compare: death instinct

3 a: love conceived by Plato as a fundamental creative impulse having a sensual element
often not capitalized: erotic love or desire