Wiki it yourself, you'll see.
P.S. "Limerent" is not an adjective, check dictionary.com while you're at it
Tom: As I've never been in limerence I don't understand how you feel, but you can talk to me if you need to.
The sheer shining moment and a brief period of time when a person falls blindly and intensely in love. Limerence is a temporary condition that fortunately goes away, allowing the love-er to come up for air and see a person or situation for what it is rather than what they want it to be. Limerence is being high on love. This condition makes people believe that they have found their soulmate.Usually followed by a crashing blow - the manic becomes depressive.
(2) Pseudo-scientific term of the kind that would be coined by an academic who felt her research wasn't getting enough attention from popular magazines.
Ted: "In other words, we usually have crushes on people we don't know very well."