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Definition of Physostigma
1. Noun. African woody vines: calabar beans.
Generic synonyms: Plant Genus
Group relationships: Fabaceae, Family Fabaceae, Family Leguminosae, Legume Family, Leguminosae, Pea Family
Member holonyms: Calabar-bean Vine, Physostigma Venenosum
Medical Definition of Physostigma
1. The dried seed of Physostigma venenosum (family Leguminosae), a vine of western Africa; it contains the alkaloids physostigmine (eserine), eseramine, eseridine (geneserine) and physovenine; in toxic doses it causes vomiting, colic, salivation, diarrhoea, convulsions, sweating, dyspnea, vertigo, slow pulse, and extreme prostration. Synonym: Calabar bean, ordeal bean. Origin: G. Physa, bellows, + stigma, a mark, spot; so called because of the shape of the stigma (05 Mar 2000)
Lexicographical Neighbors of Physostigma
Literary usage of Physostigma
Below you will find example usage of this term as found in modern and/or classical literature:
1. Report of the Annual Meeting (1873)
"Similar experiments were made with a d»se of physostigma once and a half as large
as the minimum lethal ; then with one twice as large as tho minimum lethal ..."
2. A Handbook of therapeutics by Sydney Ringer (1886)
"His experiments confirm these conjectures. He found that after a minimum fatal
dose of physostigma death could be averted by a dose of ..."
3. Edinburgh Medical Journal (1872)
"Similar series of experiments were made with doses of physostigma one and a half
times, twice, two and a half times, thrice, and three and a half times as ..."
4. A Handbook of therapeutics by Sydney Ringer (1876)
"dotal dose, the greater the quantity of physostigma administered the smaller
became the maximum ... For instance, with a minimum fatal dose of physostigma, ..."
5. A Practical treatise on materia medica and therapeutics: With Special by John Vietch Shoemaker (1906)
"The dried, ripe seed of physostigma venenosum" (Leguminosae), yielding, when
assayed by United States process, not less than 0.15 per cent, of ether-soluble ..."
6. The American Journal of the Medical Sciences by Southern Society for Clinical Investigation (U.S.) (1872)
"Another series of experiments, made with less than the minimum lethal dose of
physostigma, establishes the fact that considerably larger quantities of ..."
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