'Mental' definitions:

Definition of 'mental'

(from WordNet)
adjective
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" [ant: physical]
adjective
Of or relating to the mind; "mental powers"; "mental development"; "mental hygiene"
adjective
Of or relating to the chin- or liplike structure in insects and certain mollusks
adjective
Of or relating to the chin or median part of the lower jaw [syn: genial, mental]
adjective
Affected by a disorder of the mind; "a mental patient"; "mental illness"

Definition of 'Mental'

From: GCIDE
  • Mental \Men"tal\, a. [L. mentum the chin.] (Anat.) Of or pertaining to the chin; genian; as, the mental nerve; the mental region. [1913 Webster]

Definition of 'Mental'

From: GCIDE
  • Mental \Men"tal\, n. (Zool.) A plate or scale covering the mentum or chin of a fish or reptile. [1913 Webster]

Definition of 'Mental'

From: GCIDE
  • Mental \Men"tal\, a. [F., fr. L. mentalis, fr. mens, mentis, the mind; akin to E. mind. See Mind.] Of or pertaining to the mind; intellectual; as, mental faculties; mental operations, conditions, or exercise. [1913 Webster]
  • What a mental power This eye shoots forth! --Shak. [1913 Webster]
  • Mental alienation, insanity.
  • Mental arithmetic, the art or practice of solving arithmetical problems by mental processes, unassisted by written figures. [1913 Webster]