Doctor vs. Professor

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.

Example: ‘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.

(obsolete) A teacher; one skilled in a profession or a branch of knowledge; a learned man.

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

Example: ‘the doctor of a calico-printing machine, which is a knife to remove superfluous colouring matter’; ‘the doctor, or auxiliary engine, also called "donkey engine"’;

A fish, the friar skate.

(transitive) To act as a medical doctor to.

Example: ‘Her children doctored her back to health.’;

To act as a medical doctor.

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

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

Example: ‘They doctored their apple trees by vigorous pruning, and now the dwarfed trees are easier to pick.’; ‘We may legally doctor a pet to reduce its libido.’;

(transitive) To genetically alter an extant species.

Example: ‘Mendel's discoveries showed how the evolution of a species may be doctored.’;

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

Example: ‘To doctor the signature of an instrument with intent to defraud is an example of forgery.’;

To take medicine.

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

Example: ‘One of the doctors of Italy, Nicholas Macciavel.’;

An academical title, originally meaning a man so well versed in his department as to be qualified to teach it. Hence: One who has taken the highest degree conferred by a university or college, or has received a diploma of the highest degree; as, a doctor of divinity, of law, of medicine, of music, or of philosophy. Such diplomas may confer an honorary title only.

One duly licensed to practice medicine; a member of the medical profession; a physician.

Example: ‘By medicine life may be prolonged, yet deathWill seize the doctor too.’;

Any mechanical contrivance intended to remedy a difficulty or serve some purpose in an exigency; as, the doctor of a calico-printing machine, which is a knife to remove superfluous coloring matter; the doctor, or auxiliary engine, called also donkey engine.

The friar skate.

To treat as a physician does; to apply remedies to; to repair; as, to doctor a sick man or a broken cart.

To confer a doctorate upon; to make a doctor.

To tamper with and arrange for one's own purposes; to falsify; to adulterate; as, to doctor election returns; to doctor whisky.

To practice physic.

a licensed medical practitioner;

Example: ‘I felt so bad I went to see my doctor’;

(Roman Catholic Church) a title conferred on 33 saints who distinguished themselves through the othodoxy of their theological teaching;

Example: ‘the Doctors of the Church greatly influenced Christian thought down to the late Middle Ages’;

children take the roles of doctor or patient or nurse and pretend they are at the doctor's office;

Example: ‘the children explored each other's bodies by playing the game of doctor’;

a person who holds Ph.D. degree from an academic institution;

Example: ‘she is a doctor of philosophy in physics’;

alter and make impure, as with the intention to deceive;

Example: ‘Sophisticate rose water with geraniol’;

give medical treatment to

restore by replacing a part or putting together what is torn or broken;

Example: ‘She repaired her TV set’; ‘Repair my shoes please’;

The most senior rank for an academic at a university or similar institution, informally also known as "full professor." Abbreviated Prof.

A teacher or faculty member at a college or university regardless of formal rank.

(archaic) One who professes something, such as a religious doctrine.

A pianist in a saloon, brothel, etc.

The puppeteer who performs a Punch and Judy show; a Punchman.

One who professed, or makes open declaration of, his sentiments or opinions; especially, one who makes a public avowal of his belief in the Scriptures and his faith in Christ, and thus unites himself to the visible church.

One who professed, or publicly teaches, any science or branch of learning; especially, an officer in a university, college, or other seminary, whose business it is to read lectures, or instruct students, in a particular branch of learning; as a professor of theology, of botany, of mathematics, or of political economy.

someone who is a member of the faculty at a college or university

Professor (commonly abbreviated as Prof.) is an academic rank at universities and other post-secondary education and research institutions in most countries. Literally, professor derives from Latin as a .

Example: ‘person who professes’;