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

(Greek: know, learn, discern)

cognizance (KAHG ni zuhns) (s) (noun), cognizances (pl)
1. Conscious knowledge or awareness: The cognizance of the importance of the issue at hand was realized by the board of directors.
2. The range of what one can know or understand: Harriet's cognizance and perception of the nature of the species of the bird was quite amazing!
3. Observance; notice: The administrator will take cognizance of Jill's objections at the proper time.
4. In law, acknowledgment, recognition, or jurisdiction; the assumption of jurisdiction in a case: The court, being within cognizance, was able to act upon the case of murder without needing any further proof.
5. In heraldry, a crest or badge worn to distinguish the bearer: The knight was honored with a cognizance because of his bravery in battle.
6. Etymology: from Anglo-French conysance, "recognition"; later, "knowledge" from Old French conoissance, "acquaintance, recognition; knowledge, wisdom" (Modern French connaissance), from conoistre, "to know"; from Latin cognoscere, "to get to know, to recognize"; from com-, "together" + gnoscere, "to know".
Notice with perception.
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cognizant (KAHG ni zuhnt) (adjective), more cognizant, most cognizant
A reference to a person who knows or is fully aware of something: Hank was cognizant of the difficulty in completing the assignment that he gave to his workers.

James is cognizant of his responsibilities as the father of his two boys.

Fully informed and aware.
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Aware or informed of something.
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cognoscible (adjective), more cognoscible, most cognoscible
A reference to that which is capable of being known: Since the article was published in the local newspaper, and therefore being congnoscible information, the readers were able to learn about the accident which took place in their town the previous day.
cognoscitive (adjective), more cognoscitive, most cognoscitive
Referring to having the ability to know or to discover information and to utilize it during a learning process: Because the elementary-school students had learned to read and to write, they possessed the cognoscitive skills to write about many topics during the year.
In law, an acknowledgment or confession by a defendant that the plaintiff's cause, or part of it, is just; so, the defendant, to save expenses, permits judgment to be entered without trial.
1. The study of the shape of the skull or head; "knowing" the shape of the head.
2. The doctrine that regards the form and proportions of the skull as an index of mental qualities or temperament.
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.
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.
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.
differential diagnosis (s) (noun), differential diagnoses (pl)
Knowledge that is acquired by considering the probability of one disease compared to the likelihood of some other diseases that might be responsible for a patient's illness: The differential diagnosis includes considering a runny nose, an allergic rhinitis (hay fever), the abuse of nasal decongestants, and a common cold to see if there are any connections between any of them.
Any disorder characterized by intellectual impairment; memory loss; any mental illness.
1. Determination of the nature of a disease through observation of changes in electrical irritability.
2. The diagnosis of a disease or a dysfunction of the central and peripheral nervous systems and voluntary muscles by any method utilizing electrical stimulation or recording electrical activity.
3. Diagnosis of a disease or injury based on electrodiagnostic tests or procedures with electric stimulation of various nerves and muscles.

This technique is helpful in almost all branches of medicine; especially, when investigating the functions of the heart, the nerves, and the muscles.

geognosis (s) (noun) (no pl)
Knowledge of the Earth: Betty's uncle possessed much geognosis from reading many books and articles about the world that people lived on.

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-.