| quillaia bark | <botany> The bark of a rosaceous tree (Quillaja Saponaria), native of Chili. The bark is finely laminated, and very heavy with alkaline substances, and is used commonly by the Chilians instead of soap. Also called soap bark. Source: Websters Dictionary (01 Mar 1998) |
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| Jesuits' bark | A genus of rubiaceous south american trees that yields the toxic cinchona alkaloids from their bark; quinine, quinidine, chinconine, cinchonidine and others are used to treat malaria and cardiac arrhythmias. (12 Dec 1998) |
| kurchi bark | The bark of Holarrhena antidysenterica (family Apocynaceae), an Indian tree; used as an astringent and in the treatment of dysentery and amoebiasis. Synonym: kurchi bark. Origin: E. Ind. (05 Mar 2000) |
| lace-bark | <botany> A shrub in the West Indies (Lagetta Iintearia); so called from the lacelike layers of its inner bark. Source: Websters Dictionary (01 Mar 1998) |
| lichen lichens on bark | A mutualistic association of a fungus andphotosynthetic organism, either a unicellular alga or a cyanobacterium. Some lichens are used to make natural fabric dyes. (09 Oct 1997) |
| administration, oral | The giving of drugs, chemicals, or other substances by mouth. (12 Dec 1998) |
| cancer, oral | Cancer of the mouth area. A sore in the mouth that does not heal can be a warning sign of oral cancer. A biopsy is the only to know whether as abnormal area in the oral cavity is cancer. Oral cancer is caused by tobacco (smoking and chewing) and alcohol use. Surgery to remove the tumour in the mouth is the usual treatment for patients with oral cancer. (12 Dec 1998) |
| candidiasis, oral | Infection of the mucous membranes of the mouth by a fungus of the genus candida. (12 Dec 1998) |
| canine oral papilloma | Warts affecting mucous membranes of young dogs; caused by a papillomavirus. (05 Mar 2000) |
| magnesia and alumina oral suspension | A mixture of magnesium hydroxide and variable amounts of aluminum oxide; used as an antacid. (05 Mar 2000) |
| pathology, oral | A dental specialty concerned with pathology of the oral cavity. (12 Dec 1998) |
| pharyngo-oral | Relating to the pharynx and the mouth; oropharyngeal. Origin: pharyngo-+ L. Os (or-), mouth (05 Mar 2000) |
| combination oral contraceptive | A mixture of a steroid having progestational activity and an oestrogen. (05 Mar 2000) |
| contraceptives, oral | Compounds, usually hormonal, taken orally in order to block ovulation and prevent the occurrence of pregnancy. The hormones are generally oestrogen or progesterone or both. (12 Dec 1998) |
| contraceptives, oral, combined | Fixed drug combinations administered orally for contraceptive purposes. (12 Dec 1998) |