"art of curing mental diseases," 1892, from psycho- + therapy, on model of French psychothérapie (1889). In early use also of treatment of diseases by "psychic" methods (mainly hypnotism). Psychotherapeia was used in medical writing in 1853 as "remedial influence of the mind." Related: Psychotherapeutic (1890, in reference to hypnotic treatment); psychotherapeutics (1872).
"apply manicure treatment to, care for (the hands and fingernails)," 1885, from manicure (n.). Related: Manicured; manicuring.
1839, "one whose business is surgical care of feet" (removal of corns, bunions, etc.), from French pédicure, from Latin pes (genitive pedis) "foot" (from PIE root *ped- "foot") + curare "to care for," from cura "care" (see cure (n.1.)). In reference to the treatment itself, attested from 1890; specifically as a beauty treatment, by 1900.