OP Medical Abbreviation

Operation

In Enterprise Service Tools, a service that can be requested from an object to effect behavior. 2. An implementation of functions or queries that an object might be called to perform. alsomethod. 3.In object-oriented design or programming, a service that can be requested at the boundary of an object. Operations include modifying an object or disclosing information about an object.

Operative Procedure

Operative

Relating to or effected by means of an operation. Active or effective.

Operator

A person, a company, or a government agency, or a representative of a company keeping operational control over a terminal.

Optional Procedure

Oscillatory Potential

Osmotic Pressure

Where two solutions of different concentration are separated by a membrane which the solvent molecules can move through, but the dissolved particles (solute) can't, the solvent will move from the less concentrated to the more concentrated solution to attempt to equalise the concentrations.

Opponens Pollicis (Thumb Muscle)

Ornithine Phenylacetate

Outpatient

A patient who is not hospitalized, but instead comes to a physicians office, clinic, or day surgery office for treatment.