verb (used with object),di·ag·nosed,di·ag·nos·ing.
to determine the identity of (a disease, illness, etc.) by a medical examination: The doctor diagnosed the illness as influenza.
to ascertain the cause or nature of (a disorder, malfunction, problem, etc.) from the symptoms: The mechanic diagnosed the trouble that caused the engine knock.
to classify or determine on the basis of scientific examination.
verb (used without object),di·ag·nosed,di·ag·nos·ing.
First recorded in 1860–65; back formation from diagnosis
Related formsdi·ag·nos·a·ble, adjectiveun·der·di·ag·nose, verb (used with object),un·der·di·ag·nosed,un·der·di·ag·nos·ing.un·di·ag·nos·a·ble, adjectiveun·di·ag·nosed, adjectivewell-di·ag·nosed, adjective
1861, back-formation from diagnosis. Related: Diagnosed; diagnosing.
diagnosis
n.
1680s, medical Latin application of Greek diagnosis "a discerning, distinguishing," from stem of diagignoskein "discern, distinguish," literally "to know thoroughly," from dia- "apart" (see dia-) + gignoskein "to learn" (see gnostic).
To distinguish or identify a disease by diagnosis.
To identify a person as having a particular disease or condition by diagnosis.
diagnosis
[dī′əg-nō′sĭs]
n.pl.di•ag•no•ses (-sēz)
The act or process of identifying or determining the nature and cause of a disease or injury through evaluation of patient history, examination, and review of laboratory data.
The opinion derived from such an evaluation.
A brief description of the distinguishing characteristics of an organism, as for taxonomic classification.
