gno-, gnos-, gnoto-, -gnostic, -gnosia, -gnomic, -gnomonic, -gnomical, -gnomy, -gnosia, -gnostic, -gnosis

(Greek: know, learn, discern)

1. Diagnosis of disease based on antigen-antibody reactions in the blood serum.
2. A diagnosis involving tests on blood serum or other serous fluid of the body.
3. Diagnosis by means of a reaction using blood serum or other serous fluids in the body (serologic tests).
simultanagnosia (s) (noun), simultanagnosias (pl)
The inability to comprehend more than one part of a visual scene at the same time or to integrate the parts into a whole.
telediagnosis (s) (noun), telediagnoses (pl)
A diagnosis that is made at a remote location and is based on the evaluation of data transmitted from instruments that monitor the patient and a transfer link to a medical diagnostic center.
1. Knowledge of phenomena beyond the range of normal sense perception; paranormal knowledge.
2. Apparent knowledge of distant events without using normal sensory perceptions.
Obtaining knowledge of distant events allegedly without use of normal sensory mechanisms.
Recognition of the location of a stimulus on the skin or in any other part of the body.
1. Recognition of the location of a stimulus on the skin.
2. The ability to recognize a tactile sensation.
A means of knowing the characteristics of the toxic actions of a poison.
undiagnosable (adjective) (not comparable)
Incapable of being identified or determined: The doctors at the hospital were totally at their limits in trying to find out the cause of Sammy's undiagnosable illness, so the testing continued.
Not diagnosed; eluding diagnosis.
1. The diagnosis of a parasitic infection by allowing a noninfected disease-carrying organism; such as, a mosquito to feed on an infected person's blood and then examining the organism for infection.
2. Diagnosis of an infectious disease at an early stage by exposing a presumably infected individual or tissue to a clean, laboratory-bred mosquito, tick, or other vector, and then examining the vector for the presence of the infective microorganism.

Inter-related cross references, directly or indirectly, involving word units meaning "know, knowledge; learn, learning": cogni-; discip-; histor-; intellect-; learn, know; math-; sap-; sci-; sopho-.