the condition of being ignorant; the want of knowledge in general, or in relation to a particular subject; the state of being uneducated or uninformed. Ignorance (noun). a willful neglect or refusal to acquire knowledge which one may acquire and it is his duty to have. Origin: [F., fr.
Monoamine oxidase inhibitors (MAOIs) are a class of medication used to treat depression. They were introduced in the 1950s as the first drugs for depression. Today, theyâre less popular than other depression medications, but some people benefit from their use.
Monoamine oxidase inhibitors (MAOIs) were the first medications approved for the treatment of depression symptoms and are also used to treat several other medical conditions, such as Parkinson's disease and bulimia nervosa. 1  History of MAOIs.