1. Involving the mind or an intellectual process
   "mental images of happy times"; "mental calculations"; "in a terrible mental state"; "mental suffering"; "free from mental defects" 
2. Of or relating to the mind
   "mental powers"; "mental development"; "mental hygiene" 
3. Of or relating to the chin- or liplike structure in insects and certain mollusks 
4. Of or relating to the chin or median part of the lower jaw
   - genial 
5. Affected by a disorder of the mind
   "a mental patient"; "mental illness"

See also: intellectual, mentality, mentally, mentum, mind, moral, noetic, psychic, psychical, psychogenic, psychological, rational, unhealthy

Antonym: physical

Encyclopedia: Mental

• headmaster
• headmastership
• headmistress
• headmistressship
• headmost
• headnote
• headphone
• headpiece
• headpin
• headquarter
• headquarters
• headquarters staff
• headrace
• headrest
• headroom
• heads-up
• heads-up display
• headsail
• headscarf
• headset
• headshake
• headshaking
• headship
• headshot
• headsman