What is dermatology? Dermatology is a medical specialty that focuses on a range of skin problems and disease, from acne to skin cancer. Dermatologists often take samples and conduct tests to establish a correct diagnosis and treatment plan to combat various skin problems. What is a dermatologist and what do they do?
Definition of RAMPION. : a European bellflower (Campanula rapunculus) having an edible tuberous root used with the leaves as a salad.ADVERTISEMENT. a European bellflower (Campanula rapunculus) having an edible tuberous root used with the leaves as a salad. ADVERTISEMENT.
A rack and pinion is a pair of gears which convert rotational motion into linear motion. The circular pinion engages teeth on a flat bar - the rack. Rotational motion applied â¦to the pinion (by the steering wheel) will cause the rack to move to one side or the other, right up to the limit of its travel. The rack and pinion arrangement is commonly found in the steering mechanism of cars or other wheeled, steered vehicles.