Meaning

• A physician; a member of the medical profession; one who is trained and licensed to heal the sick or injured. The final examination and qualification may award a doctor degree in which case the post-nominal letters are D.O., DPM, M.D., DMD, DDS, in the US or MBBS in the UK.

  "If you still feel unwell tomorrow, see your doctor."

• A person who has attained a doctorate, such as a Ph.D. or Th.D. or one of many other terminal degrees conferred by a college or university.

• A veterinarian; a medical practitioner who treats non-human animals.

• A nickname for a person who has special knowledge or talents to manipulate or arrange transactions.

• A teacher; one skilled in a profession or a branch of knowledge; a learned man.

• Any mechanical contrivance intended to remedy a difficulty or serve some purpose in an exigency.

  "the doctor of a calico-printing machine, which is a knife to remove superfluous colouring matter"

• A fish, the friar skate.

Meaning

• To act as a medical doctor to.

  "Her children doctored her back to health."

• To act as a medical doctor.

• To make (someone) into an (academic) doctor; to confer a doctorate upon.

• To physically alter (medically or surgically) a living being in order to change growth or behavior.

  "They doctored their apple trees by vigorous pruning, and now the dwarfed trees are easier to pick."

• To genetically alter an extant species.

  "Mendel's discoveries showed how the evolution of a species may be doctored."

• To alter or make obscure, as with the intention to deceive, especially a document.

• To take medicine.