Definitions
1.NounSomeone with an extraordinarily high capability of sensing the emotions of others.
Someone who does so through psychological talent or training, thus having an unusually good level of empathy.
2.NounSomeone who does so through psychological talent or training, thus having an unusually good level of empathy.
3.NounSomeone who does so through psychicness, telepathy, etc: that is, through either supernatural powers or neurotechnological powers.