a) The branch of pharmacology that studies medical substances that are extracted from natural sources, including drugs derived from plants and herbs used for medicinal purposes.
b) The branch of pharmacology dealing with recognizing the natural substances that have medicinal uses.

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  • Pharmacognosy — is the study of medicines derived from natural sources. The American Society of Pharmacognosy [ [ The American Society of Pharmacognosy ] ] defines pharmacognosy as the study of the physical, chemical,… …   Wikipedia

  • Pharmacognosy — Phar ma*cog no*sy, n. 1. Pharmacognosis. [1913 Webster] 2. The study of the distribution of, methods for finding, and properties of medically useful agents in natural sources, especially plants. [PJC] …   The Collaborative International Dictionary of English

  • pharmacognosy — [fär΄mə käg′nə sē] n. [< Gr pharmakon, drug + gnōsia < gnōsis, knowledge: see GNOSIS] the science that deals with medicinal products of plant, animal, or mineral origin in their crude or unprepared state …   English World dictionary

  • pharmacognosy — Pharmacognosis Phar ma*cog*no sis, n. [Gr. fa rmakon a drug + gnw^sis a knowing.] That branch of pharmacology which treats of unprepared medicines or simples; usually called {pharmacognosy}, and also {pharmacography}, and {pharmacomathy}. [1913… …   The Collaborative International Dictionary of English

  • pharmacognosy — noun Etymology: International Scientific Vocabulary, from Greek pharmakon + gnōsia knowledge, from gnōsis more at gnosis Date: circa 1885 a branch of pharmacology dealing with medicinal substances of biological origin and especially medicinal… …   New Collegiate Dictionary

  • pharmacognosy — pharmacognosist, n. pharmacognostic /fahr meuh kog nos tik/, adj. /fahr meuh kog neuh see/, n. See materia medica (def. 2). [1835 45; PHARMACO + GNOS(IS) + Y3] * * * …   Universalium

  • pharmacognosy — A branch of pharmacology concerned with the physical characteristics and botanical and animal sources of crude drugs. SYN: pharmaceutical biology. [pharmaco + G. gnosis, knowledge] * * * phar·ma·cog·no·sy .fär mə käg nə sē n, pl sies a branch of… …   Medical dictionary

  • pharmacognosy — study of drugs of animal and plant origin Sciences and Studies …   Phrontistery dictionary

  • pharmacognosy — n. study of the characteristics and uses of drugs …   English contemporary dictionary

  • pharmacognosy — [ˌfα:mə kɒgnəsi] noun the branch of knowledge concerned with medicinal drugs obtained from plants or other natural sources. Derivatives pharmacognosist noun Origin C19: from pharmaco + gnōsis knowledge …   English new terms dictionary

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