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

(Greek: know, learn, discern)

pathognomic, pathognomonic
1. Aiding diagnosis; distinctive.
2. Indicative of a specific disease.
3. Specific and characteristic of a given disease or condition.
4. A reference to the capacity for recognizing feelings, emotions, and human passions.
5. Relating to the science of the signs and symptoms of diseases; typical indications of a particular disease.
pathognomy
1. The study of the symptoms or characteristics of a disease; a diagnosis.
2. An expression of the passions; the science of the signs by which human passions are indicated.

Pathognomy is the study of passions and emotions. It refers to the expression of emotions that are indicated in the voice, gestures, and by features.

While physiognomy is used to predict the overall character of an individual, pathognomy is used to gain clues about the current character.

Physiognomy is based on shapes of the features, and pathognomy on the motions of the features.

pharmacognosy
1. The branch of pharmacology that deals with drugs in their crude or natural state and with medicinal herbs or other plants.
2. A branch of pharmacology that deals with active substances found in plants
physiognomy, physiognomies, physiognomic
1. The features of someone's face, especially when such features are used as indicators of that person's character or temperament.
2. The use of facial features to judge someone's character or temperament.
3. The character or outward appearance of something, e.g. the physical features of a landscape.
pragmatagnosia
1. The loss of the power to recognize objects.
2. The loss of the power to recognize sensory stimuli; the varieties correspond with the several senses and are distinguished as auditory, visual, olfactory, gustatory, and tactile.
precognitive (adjective), more precognitive, most precognitive
Descriptive of being aware about something before it happens; especially, via extrasensory perception: Sally had a precognitive dream about her husband having an accident while driving to work during one hard winter day which turned out to be true.
primary visual agnosia (s) (noun), primary visual agnosias (pl)
One or several impairments in visual recognition without any apparent damage of intelligence, motivation, or attention when vision is usually intact and the mind is clear: Individuals who are diagnosed with primary visual agnosia find that objects may be identified by touch, sound, or smell. They may not be able to identify a set of house keys by sight; however, it is possible for the person to recognize the keys when they are held in his or her hands.
prognosis (s) (noun), prognoses (pl)
1. A medical doctor's forecast as to the probable outcome of an attack or disease as indicated by the nature and symptoms of the patient: Right now Karl's doctor says his prognosis is good.
2. A prediction about how a given situation will develop: For some people there is an optimistic prognosis about the economic recovery.
3. Etymology: from Greek prognosis from Latin prognosis from progignoskein, "to come to know beforehand" from pro-, "before" + gignoskein "to come to know."
A medical prediction of how a disease will develop.
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prognostic
1. Relating to or acting as a prediction.
2. A forecast or prediction.
3. An omen or portent; a sign.
4. A sign of a future happening; a portent.
prognosticate (prahg NAHS ti kayt") (verb), prognosticates; prognosticated; prognosticating
1. To predict or foretell future events: Mary’s dream prognosticated that she was going to meet her future husband on the weekend!
2. An indication of the future result of something: Jane’s headache was hurting her and she couldn’t breathe so her doctor prognosticated that her influenza would last for quite sometime.
3. To forecast or to predict something from present indications or signs; to prophesy: The weather forecast is prognosticated to be clear and sunny for the next few days.
4. Something that presages: When people see birds appearing at the end of winter, they are believed to prognosticate that spring is coming.
5. To predict according to present conditions or signs; to foretell: There is urban renewal that currently prognosticates a social and cultural renovation for the city.

Instead of using the verb prognosticate all the time in his essay, Jim used synonyms like "to foreshadow" and "to portend”, which made his composition more interesting.

To forecast, to predict, or to foretell what will happen.
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prognosticating
Foreshowing; foretelling.
prognosticator
Someone who makes predictions of the future; usually on the basis of special knowledge.
prosopagnosia
1. An inability or difficulty in recognizing familiar faces.

It may be congenital or result from injury or disease of the brain.

2. The inability to recognize familiar faces which is not explained by defective visual acuity or reduced consciousness or alertness.

Prosopagnosiacs can see a person clearly and can describe the person; for example, hair and eye color, but cannot identify the individual by name.

People with prosopagnosia may identify someone by touch, smell, speech, or the manner in which the person walks. In some rare cases, an affected individual cannot recognize his or her own face.

prosopagnosiacs
People who fail to recognize visually the faces of familiar people; however, they may still be able to recognize them through other sensory channels including the recognition of voices.
psychodiagnosis
1. Any of various methods used to discover the factors that underlie behavior, especially maladjusted or abnormal behavior.
2. The branch of clinical psychology that emphasizes the use of psychological tests and techniques for assessing mental illness.

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-.