MENTALLY

[adverb] [not gradable]It's going to be a tough competition but I'm mentally prepared for it (= I am in the necessary mood to attempt it).(dated) He works with physically and mentally handicapped people.The government has a policy of letting the mentally ill be cared for in the community.(dated) If you say that someone is mentally defective, you mean that their brain has been damaged from an accident, illness or since birth and that they have low mental abilities.