| ANTHERIDIUM | • antheridium n. (Botany, mycology) An organ producing male gametes called antherozoids, found in some algae, ferns, and bryophytes. • ANTHERIDIUM n. the male reproductive organ of some plants, also ANTHERID. |
| CLOSTRIDIUM | • clostridium n. Any of several mostly anaerobic gram-positive bacteria, of the genus Clostridium, that are present in… • Clostridium prop.n. A taxonomic genus within the family Clostridiaceae – the clostridium bacteria. • CLOSTRIDIUM n. any of a genus of spore-forming mostly anaerobic soil or intestinal bacteria. |
| CLOSTRIDIUMS | • CLOSTRIDIUM n. any of a genus of spore-forming mostly anaerobic soil or intestinal bacteria. |
| CRYPTOSPORIDIUM | • cryptosporidium n. Any protozoan of the genus Cryptosporidium, intestinal parasites of humans and other vertebrates that… • Cryptosporidium prop.n. A taxonomic genus within the family Cryptosporidiidae – coccidian protozoan parasites causing the disease… • CRYPTOSPORIDIUM n. any of a genus of protozoans parasitic in the gut of vertebrates including humans and sometimes causing diarrhea. |
| HESPERIDIUM | • hesperidium n. Any of several kinds of true berries, including citrus fruit such as the lemon and lime, which have… • HESPERIDIUM n. a plant with a berry like a citrus fruit. |
| IRIDIUM | • iridium n. (Uncountable) A chemical element (symbol Ir) with an atomic number of 77: a very hard, brittle, silvery-white… • iridium n. (Countable) A single atom of this element. • IRIDIUM n. a metallic element. |
| IRIDIUMS | • iridiums n. Plural of iridium. • IRIDIUM n. a metallic element. |
| NEPHRIDIUM | • nephridium n. (Biology) A tubular excretory organ in some invertebrates. • nephridium n. (Anatomy) The embryonic excretory organ that develops into the kidney. • NEPHRIDIUM n. in invertebrates and lower chordates, an organ serving the function of a kidney. |
| OSMIRIDIUM | • osmiridium n. (Mineralogy) A hard, corrosion-resistant alloy of osmium and iridium, used in pen nibs. • OSMIRIDIUM n. a very hard corrosion-resistant white or grey natural alloy of osmium and iridium, also IRIDOSMINE, IRIDOSMIUM. |
| OSMIRIDIUMS | • osmiridiums n. Plural of osmiridium. • OSMIRIDIUM n. a very hard corrosion-resistant white or grey natural alloy of osmium and iridium, also IRIDOSMINE, IRIDOSMIUM. |
| PERIDIUM | • peridium n. (Mycology) The outer layer that covers the spore-bearing organ in many fungi. • PERIDIUM n. the outer coating of the spore carrier of a fungus. |
| PERIDIUMS | • peridiums n. Plural of peridium. • PERIDIUM n. the outer coating of the spore carrier of a fungus. |
| PLATINIRIDIUM | • platiniridium n. (Chemistry, mineralogy) A natural alloy of platinum and iridium occurring in grayish metallic rounded… • PLATINIRIDIUM n. an alloy of platinum and iridium. |
| PLATINIRIDIUMS | • PLATINIRIDIUM n. an alloy of platinum and iridium. |
| SPHAERIDIUM | • sphaeridium n. (Zoology) A sense organ found on the exterior of most sea urchins, consisting of an oval or spherical… • SPHAERIDIUM n. a minute spheroidal body on the surface of a sea urchin, perhaps a sense organ. |
| SPORIDIUM | • sporidium n. (Botany) A secondary spore borne on a promycelium, or a filament produced from a spore, in certain kinds… • sporidium n. An ascospore. • sporidium n. Any spore. |