| plum | A knot; a cluster; a group; a crowd; a flock; as, a plump of trees, fowls, or spears. "To visit islands and the plumps of men." (Chapman) 1. <botany> The edible drupaceous fruit of the Prunus domestica, and of several other species of Prunus; also, the tree itself, usually called plum tree. "The bullace, the damson, and the numerous varieties of plum, of our gardens, although growing into thornless trees, are believed to be varieties of the blackthorn, produced by long cultivation." (G. Bentham) Two or three hundred varieties of plums derived from the Prunus domestica are described; among them the greengage, the Orleans, the purple gage, or Reine Claude Violette, and the German prune, are some of the best known. Among the true plums are; Beach plum, the Prunus maritima, and its crimson or purple globular drupes, Bullace plum. See Bullace. Chickasaw plum, the American Prunus Chicasa, and its round red drupes. Orleans plum, a dark reddish purple plum of medium size, much grown in England for sale in the markets. Wild plum of America, Prunus Americana, with red or yellow fruit, the original of the Iowa plum and several other varieties. Among plants called plum, but of other genera than Prunus, are; Australian plum, Cargillia arborea and C. Australis, of the same family with the persimmon. Blood plum, the West African Haematostaphes Barteri. Cocoa plum, the Spanish nectarine. See Nectarine. Date plum. See Date. Gingerbread plum, the West African Parinarium macrophyllum. Gopher plum, the Ogeechee lime. Gray plum, Guinea plum. See Guinea. Indian plum, several species of Flacourtia. 2. A grape dried in the sun; a raisin. 3. A handsome fortune or property; formerly, in cant language, the sum of |
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| plum pox virus | A species of the genus potyvirus that affects many species of prunus. It is transmitted by aphids and by infected rootstocks. (12 Dec 1998) |
| natal plum | <botany> The drupaceous fruit of two South African shrubs of the genus Arduina (A. Bispinosa and A. Grandiflora). Source: Websters Dictionary (01 Mar 1998) |
| alcoholic extract | A solid extract obtained by extracting the alcohol-soluble principles of a drug, followed by the evaporation of the alcohol. (05 Mar 2000) |
| allergenic extract | Extract (usually containing protein) from various sources, e.g., food, bacteria, pollen, and the like, suspected of specific action in stimulating manifestations of allergy; may be used for skin testing or desensitization. Synonym: allergic extract. (05 Mar 2000) |
| allergic extract | Extract (usually containing protein) from various sources, e.g., food, bacteria, pollen, and the like, suspected of specific action in stimulating manifestations of allergy; may be used for skin testing or desensitization. Synonym: allergic extract. (05 Mar 2000) |
| belladonna extract | A powdered extract from the leaves and/or roots of Atropa belladonna; used to formulate various pharmaceutical dosage forms. Contains the alkaloids of belladonna (atropine and scopolamine) and has been used in the treatment of ulcers, diarrhoea, and parkinsonism. (05 Mar 2000) |
| Buchner extract | A cell-free extract of yeast, such as was prepared by Eduard and Hans Buchner and observed to catalyze alcoholic fermentation; this observation essentially eliminated "vitalism" as being responsible for biological chemical reactions and initiated the beginnings of modern biochemistry (enzymology). (05 Mar 2000) |
| cell-free extract | <cell culture> A liquid that is a mixture of the contents of a particular type of cell, sometimes the organelles are also filtered out of the liquid. (26 Mar 1998) |
| goulards extract | <medicine> An aqueous solution of the subacetate of lead, used as a lotion in cases of inflammation. Goulard's cerate is a cerate containing this extract. Origin: Named after the introducer, Thomas Goulard, a French surgeon. Source: Websters Dictionary (01 Mar 1998) |
| pollen extract | Liquid obtained by extracting the protein from the pollen of plants used for diagnostic testing or treatment. (05 Mar 2000) |
| hydroalcoholic extract | A solid extract obtained by extracting the soluble principles of the drug with alcohol and water, followed by evaporation of the solution. (05 Mar 2000) |
| equivalent extract | A fluidextract of the same strength, weight for weight, as the original drug. Synonym: valoid. (05 Mar 2000) |
| extract | <pharmacology> A concentrated preparation of a vegetable or animal drug obtained by removing the active constituents therefrom with a suitable menstruum, evaporating all or nearly all the solvent and adjusting the residual mass or powder to a prescribed standard. Extracts are prepared in three forms, semiliquid or of syrupy consistency, pilular or solid and as dry powder. Origin: L. Extractum (18 Nov 1997) |
| yeast extract agar | A medium used to induce sporulation and reduce vegetative growth in the cultivation of fungi. (05 Mar 2000) |