(redirected from pharmacognosists)
Also found in: Medical, Encyclopedia.


The branch of pharmacology that deals with drugs in their crude or natural state and with medicinal herbs or other plants.

[pharmaco- + Greek gnōsis, knowledge; see gnosis.]

phar′ma·cog′no·sist n.
phar′ma·cog·nos′tic (-kŏg-nŏs′tĭk) adj.


(Pharmacology) the branch of pharmacology concerned with crude drugs of plant and animal origin
[C19: from pharmaco- + gnosy, from Greek gnosis knowledge]
ˌpharmaˈcognosist n
pharmacognostic adj

ma•te•ri•a med•i•ca

(məˈtɪər i ə ˈmɛd ɪ kə)
1. (used with a pl. v.) remedial substances used in medicine.
2. (used with a sing. v.) the study of or a treatise on the sources, characteristics, and uses of drugs.
[1690–1700; < Medieval Latin: medical material]

pharmacognosy, pharmacognosia, pharmacognosis, pharmacognostics

the branch of pharmacology that studies the composition, use, and history of drugs. — pharmacognosist, n. — pharmacognostic, adj.
See also: Drugs
References in periodicals archive ?
Don is a pantropical plant widely studied by pharmacognosists that contains about 130 terpenoid indole alkaloids (van Der Heijden et al.
However, to accomplish the task of developing drugs and other pharmaceutical medications from these plants, the collaborative effort of botanists, epidemiologist, pharmacognosists, pharmacologists, physicians, and traditional healers must be encouraged at official level (Bannerman, 1982; Brew-Graves, 1977).