Definition: In psychology and neuroscience, "perfervidity" is a concept used to describe a state of intense or obsessive love for a specific person. It refers to an extreme level of affection that can be described as overwhelming and irrational. This type of behavior often occurs in individuals who are deeply in love with someone and have developed a strong emotional connection with them, leading to feelings of profound joy and happiness. The term "perfervidity" is often used to describe individuals who are overly attached to their partner