ORTHOPEDIST
Or*thop"e*dist, n. (Med.)
Defn: One who prevents, cures, or remedies deformities, esp. in children.
ORTHOPEDY
Or*thop"e*dy, n. Etym: [Ortho- + Gr. (Med.)
Defn: The art or practice of curing the deformities of children, or, by extension, any deformities of the human body.
ORTHOPHONY
Or*thoph"o*ny, n. Etym: [Ortho- + Gr.
Defn: The art of correct articulation; voice training.
ORTHOPINACOID
Or`tho*pin"a*coid, n. Etym: [Ortho- + pinacoid.] (Crystallog.)
Defn: A name given to the two planes in the monoclinic system which are parallel to the vertical and orthodiagonal axes.
ORTHOPNOEA; ORTHOPNY
Or`thop*noe"a, Or*thop"ny, n. Etym: [L. orthopnoea, Gr. orthopnée.]
(Med.)
Defn: Specifically, a morbid condition in which respiration can be performed only in an erect posture; by extension, any difficulty of breathing.