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

(Greek: know, learn, discern)

geognost
Someone who is versed in geognosy; a geologist.
geognostical
A reference to or pertaining to that part of natural history which deals with the structure of the earth.

It is the science of the substances which compose the earth or its crust, their structures, positions, relative situations, and properties.

geognosy
1. A science dealing with the constituent parts of the earth, its envelope of air and water, its crust, and the condition of its interior.
2. That part of geology which treats of the materials of the earth's structure, and its general exterior and interior constitution.
3. Knowledge of the general structure of the earth.
4. An earlier term for the science of the earth; now, replaced by geology.
3. Etymology: from Greek; literally "knowledge of the earth".
gnomology
A collection of, or a treatise on, maxims, grave-stone sentences, or reflections.
gnomon
1. An object; such as, the style of a sundial, that projects a shadow used as an indicator.
2. The geometric figure that remains after a parallelogram has been removed from a similar but larger parallelogram with which it shares a corner.
gnosis
1. Intuitive knowledge of spiritual truths; said to have been possessed by ancient Gnostics.
2. Intuitive apprehension of spiritual truths, an esoteric form of knowledge sought by the Gnostics.
gnostic
1. Pertaining to knowledge.
2. Possessing knowledge; especially, esoteric knowledge of spiritual matters.
3. When capitalized, pertaining to or characteristic of the Gnostics.
4. Of, relating to, or possessing intellectual or spiritual knowledge.

A member of any of certain sects among the early Christians who claimed to have superior knowledge of spiritual matters, and explained the world as created by powers or agencies arising as emanations from the Godhead.

Gnosticism
1. A group of ancient heresies, stressing escape from this world through the acquisition of esoteric knowledge.
2. A religious orientation advocating gnosis as the way to release a person's spiritual element; considered heresy by Christian churches.

The doctrines of certain pre-Christian pagan, Jewish, and early Christian sects that valued the revealed knowledge of God and of the origin and end of the human race as a means to attain redemption for the spiritual element in humans and that distinguished the Demiurge from the unknowable Divine Being.

gnotobiology
1. The study of organisms or conditions that are either free of germs or associated only with known or specified germs.
2. The study of animals in the absence of contaminating microorganisms; that is, of “germ-free” animals.
gnotobiota
Living colonies or species, assembled from pure isolates (separations).
gnotobiote
1. An individual organism from a group assembled from pure isolates or separations from other organisms. Also, gnotobiota.
2. A germ-free animal infected with one or more microorganisms in order to study the microorganism in a controlled situation.
gnotobiotic
1. A reference to germ-free or formerly germ-free organisms in which the composition of any associated microbial flora, if present, is fully defined.
2. The study of organisms or environmental conditions that have been rendered free of bacteria or contaminants or into which a known microorganism or contaminant has been introduced for research purposes.
gnotobiotics
1. The science of raising laboratory animals whose microfauna and microflora are specifically known in their entirety.
2. The study of organisms or environmental conditions that have been rendered free of bacteria or contaminants or into which a known microorganism or contaminant has been introduced for research purposes.
gnotophoresis
The state of existence of an organism bearing one or more known species in intimate contact with it and no other demonstrable viable microorganisms.
hydrognosy
A historical description of the earth's water surface.

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-.