adjective
(relational) Of or relating to the mind or specifically the total emotional and intellectual response of an individual to external reality.
Of, relating to, or affected by a psychiatric disorder.
(colloquial, UK, Ireland, Australia, New Zealand, comparable) Enjoyable or fun, especially in a frenetic way.
Of or relating to telepathic or mind-reading powers.
noun
(slang) State of mind; ellipsis of mental state.
(India, offensive) A mentally challenged person.
adjective
(anatomy, relational) Of or relating to the chin or median part of the lower jaw, genial.
(biology, relational) Of or relating to the chinlike or liplike structure.
noun
(zootomy) A plate or scale covering the mentum or chin of a fish or reptile.