(uncountable) Molecular nitrogen (N2), a colorless, odorless gas at room temperature. (countable) A specific nitrogen within a chemical formula, or a specific isotope of nitrogen The two nitrogens are located next to one another on the ring.
An allergist specializes in allergies, asthma, and allergic asthma. Internist. An internist is a doctor who specializes in internal medicine -- the study of diseases in adults, particularly those related to internal organs -- and who has completed three years of training after medical school. Pediatrician.
Here is a list of different types of doctors that you may want to see. 1  Audiologist: Hearing. 2  Allergist: Allergies. 3  Andrologists and urologists: Male reproductive system.  Dermatologist: 1  Skin. ENT Specialist or Otolaryngologists: Ear, nose, and throat.  Family Practitioner: General doctor, 1  physicals. Gynecologist: Female reproductive system.