You’ve probably seen the term gaslighting before. It was even named one of the most popular words by Oxford Dictionaries in 2018. Gaslighting refers to actions of undermining another person’s reality by denying their truth, the environment, or their feelings. It can be a subtle manipulation technique, or it can be more recognizable. In this article, you’ll learn about what gaslighting is, how to recognize it, and how to heal from it.