dia-, di-

(Greek: through, thoroughly; across; entirely, utterly)

A reference to penetration through the skin.
Fish that travel between salt water and fresh water, or between fresh water and salt water.
diageotropic (adjective)
Relating to, or exhibiting a growth movement in a plant organ so that it assumes a position at right angles to the direction of gravity.
diageotropism (s) (noun), diageotropisms (pl)
1. The tendency of a sessile organism (leaf or flower that has no stalk but is attached directly to the stem), or structure, to grow horizontally to the ground or perpendicularly to the line of gravity; such as, a tree branch or root.
2. A response of a plant to gravity in which a part of the plant adopts a horizontal position.
3. The tendency of growing parts; such as, roots, to become oriented at right angles to the direction of gravitational force.
diaglyph, diaglyphic
A sculpture or engraving in which the figures are sunk below the general surface; an intaglio (a figure or design incised or engraved; a cutting or engraving in stone or other hard material).
diagnose, diagnoses, diagnosed, diagnosing (verb forms)
1. To determine or to 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 break down."
4. To classify or to determine on the basis of scientific examination.
diagnosis (s), diagnoses (pl) (noun forms)
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 natures or causes of something; especially, problems or faults.
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.
diagnosis, prognosis
diagnosis (digh" uhg NOH sis) (noun)
The investigation or identification of a problem, illness, etc.: The doctor will present her diagnosis at the conference at the hospital the following day.
prognosis (prag NOH sis) (noun)
Prospect of recovery after an illness or difficult situation: The doctor's prognosis for a full recovery pleased the patient very much.

The diagnosis given by the three specialists confirmed that the prognosis for Silvia was good and that she would have a full recovery.

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.
diagnostic audiometry
The measurement of hearing threshold levels and other parameters to determine the nature; such as, conductive, sensory, neural, or mixed; and the degree of hearing impairment.