| organ-specific | Denoting or pertaining to a serum produced by the injection of the cells of a certain organ or tissue that, when injected into another animal, destroys the cells of the corresponding organ. (05 Mar 2000) |
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| organ-specific antigen | A heterogenetic antigen with organ specificity; e.g., in addition to species-specific antigen, kidney of one species contains antigen that is identical to that in kidney of other species. Synonym: tissue-specific antigen. (05 Mar 2000) |
| organa | Plural of organum. (05 Mar 2000) |
| organa genitalia | The organs of reproduction or generation, external and internal. Synonym: organa genitalia, genitalia, genitals. (05 Mar 2000) |
| organa genitalia feminina externa | The external feminine genital organs, the vulva and clitoris. Synonym: organa genitalia feminina externa. (05 Mar 2000) |
| organa genitalia feminina interna | The internal feminine genital organs, the ovaries, uterine tubes, uterus, and vagina. Synonym: organa genitalia feminina interna. (05 Mar 2000) |
| organa genitalia masculina externa | The external masculine genital organs, the penis and scrotum. Synonym: organa genitalia masculina externa. (05 Mar 2000) |
| organa genitalia masculina interna | The internal masculine genital organs, the testes, epididymides, deferent ducts, seminal vesicles, prostate, and bulbourethral glands. Synonym: organa genitalia masculina interna. (05 Mar 2000) |
| organa oculi accessoria | The eyelids, with lashes and eyebrows, lacrimal apparatus, conjunctival sac, and extrinsic muscles of the eyeball. Synonym: organa oculi accessoria, accessory organs, accessory visual apparatus, adnexa oculi, appendages of eye. (05 Mar 2000) |
| organa sensuum | The organs of special sense, including the eye, ear, olfactory organ, taste organs, and the accessory structures associated with these organs. Synonym: organa sensuum. (05 Mar 2000) |
| organa urinaria | Organs involved with the formation, storage, and excretion of urine. Synonym: organa urinaria. (05 Mar 2000) |
| organelle | <cell biology> A structurally discrete component of a cell. (18 Nov 1997) |
| organelles | Specific, usually subcellular, particles of membrane-bound organised living substances present in practically all eukaryotic cells, including mitochondria, the golgi complex, endoplasmic reticulum, lysosomes, centrioles and the cell centre, as well as the plastids of plant cells. Includes also the minute organs of protozoa concerned with such functions as locomotion and metabolism. (12 Dec 1998) |
| organic | Any foods grown without the use of chemical fertilisers or pesticides, in soil made rich by composting and mulching. Pertaining to carbon-based compounds produced by living plants, animals or by synthetic processes. (27 Sep 1997) |
| organic acid | An acid made up of molecules containing organic radicals; e.g., acetic acid, citric acid, which contain the ionizable -COOH group. (05 Mar 2000) |