dia-, di-

1. To determine or distinguish the nature of a problem or an illness through a diagnostic analysis.
2. To determine the identity of (a disease, illness, etc.) by a medical examination: "The doctor diagnosed the illness as influenza."
3. To ascertain the cause or nature of (a disorder, malfunction, problem, etc.) from the symptoms: "The mechanic diagnosed the trouble that caused the car to bread down."
4. To classify or to determine on the basis of scientific examination.

1. The identification of an illness or disorder in a patient through physical examination, medical tests, or other procedures.
2. A careful examination and analysis of the facts in an attempt to understand and explain something.
2. The identification of the nature or cause of something, especially a problem or fault.
4. A decision or conclusion reached by medical or other diagnosis: "The doctor's diagnosis was that he had appendicitis."
5. In biology, a scientific determination; a description that classifies a group or taxon precisely.
6. A determination or analysis of the cause or nature of a problem or situation.
7. An answer or solution to a problematic situation.

1. A symptom or characteristic of value in diagnosis.
2. In medicine, a device or substance used for the analysis or detection of diseases or other medical conditions.
3. With computers, a message output by a computer diagnosing an error in a computer program, computer system, or component device; a program or subroutine that produces such messages.

1. A person who diagnoses, especially a physician specializing in medical diagnostics.
2. An expert in making diagnoses; especially, a medical doctor.
3. Someone with special skills in identifying the cause or nature of a problem even in areas other than medical.

A guess of diagnosticians.

1. The art of identifying illnesses or disorders in patients through diagnosis or procedures for diagnosis; takes a singular verb.
2. That part of medicine which has to do with ascertaining the nature of diseases by means of their symptoms or signs.

1. Extending between nonadjacent angles in a polygon figure.
2. Having slanting marks, lines, etc.

1. A figure composed of lines, serving to illustrate a definition or statement, or to aid in the proof of a proposition.
2. An illustrative figure which, without representing the exact appearance of an object, gives an outline or general scheme of it, so as to exhibit the shape and relations of its various parts.
3. A simple, graphic depiction of an idea or object.

A graphic representation, in simplest form, of an object or concept, made up of lines and lacking pictorial elements.

1. A mechanical instrument used for producing scale copies of diagrams and maps.
2. A device for drawing, used in reproducing outlines, plans, etc.; mechanically on any desired scale.

A tendency of leaves, or other organs, of plants to have their dorsal surface facing towards the rays of sunlight.