In hospitals this is passed to the dietitian, who carries out the directions laid down by the physician.
There are many problems that still call for an answer by the chemist and dietitian.
It is this fact, from the point of view of the dietitian, that commends vegetable candy so highly.
dietitian di·e·ti·tian or di·e·ti·cian (dī'ĭ-tĭsh'ən)
A person specializing in dietetics.