| zoom | The action of a varifocal lens system in a camera or microscope that maintains an object in focus while approaching it or receding from it; this effect may be obtained by moving two or more of the lens components at rates bearing a linear relation to one another. (05 Mar 2000) |
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| zoomania | <psychiatry> An excessive, abnormal love of animals. Origin: zoo-+ G. Mania, frenzy (05 Mar 2000) |
| zoomaric acid | 9-Hexadecenoic acid;a monounsaturated 16-carbon acid; one of the common constituents of the triacylglycerols of human adipose tissue. Synonym: zoomaric acid. (05 Mar 2000) |
| Zoomastigina | Synonym: Zoomastigophorea. Origin: zoo-+ G. Mastix, whip (05 Mar 2000) |
| zoomastigophora | A class of protozoa consisting of animal-like flagellates. Its organisms are heterotrophic and have one-to-many flagella. This class includes one superorder, parabasalidea, and six orders: choanoflagellida, kinetoplastida, proteromonadida, retortamonadida, diplomonadida, and oxymonadida. (12 Dec 1998) |
| Zoomastigophorasida | A class of flagellates (superclass Mastigophora) within the phylum Sarcomastigophora (flagellate and ameboid protozoans), of animal-like as opposed to plantlike characteristics. Chromatophores are absent; one to many flagella are found, although they may be absent in ameboid forms; sexuality is known in some groups. It includes many human parasites such as the trypanosomes and trichomonads, as well as a number of other parasitic and symbiotic forms. Synonym: Zoomastigina, Zoomastigophorasida. Origin: zoo-+ G. Mastix, whip, + phoros, bearing (05 Mar 2000) |
| Zoomastigophorea | A class of flagellates (superclass Mastigophora) within the phylum Sarcomastigophora (flagellate and ameboid protozoans), of animal-like as opposed to plantlike characteristics. Chromatophores are absent; one to many flagella are found, although they may be absent in ameboid forms; sexuality is known in some groups. It includes many human parasites such as the trypanosomes and trichomonads, as well as a number of other parasitic and symbiotic forms. Synonym: Zoomastigina, Zoomastigophorasida. Origin: zoo-+ G. Mastix, whip, + phoros, bearing (05 Mar 2000) |
| zoomelanin | <physiology> A pigment giving the black colour to the feathers of many birds. Origin: Zoo- + melanin. Source: Websters Dictionary (01 Mar 1998) |
| zoomorphic | Of or pertaining to zoomorphism. Origin: Zoo- + Gr. Form. Source: Websters Dictionary (01 Mar 1998) |
| zoomorphism | 1. The transformation of men into beasts. 2. The quality of representing or using animal forms; as, zoomorphism in ornament. 3. The representation of God, or of gods, in the form, or with the attributes, of the lower animals. "To avoid the error of anthropomorphism, we fall into the vastly greater, and more absurd, error of zoomorphism." (Mivart) Source: Websters Dictionary (01 Mar 1998) |
| zoomylus | An obsolete term for dermoid cyst. Origin: zoo-+ G. Mylos, stone (05 Mar 2000) |