| XENIUM | • xenium n. A gift or offering. • XENIUM n. a gift made to a guest or ambassador; any compulsory gift. |
| RHENIUM | • rhenium n. A metallic chemical element (symbol Re) with an atomic number of 75: a heavy, silvery-gray transition metal. • rhenium n. (Countable) A single atom of this element. • RHENIUM n. a metallic element. |
| ACHENIUM | • achenium n. (Botany) achene. • ACHENIUM n. a small one-seeded fruit; a naked seed, also ACHAENIUM, ACHENE, AKENE. |
| HELENIUM | • helenium n. Any of various flowering plants, of the genus Helenium, the dried leaves of which were once used to… • Helenium prop.n. A taxonomic genus within the family Asteraceae – sneezeweeds, once used to make snuff. • HELENIUM n. a type of daisy-like flower. |
| HYMENIUM | • hymenium n. (Mycology) The sporebearing surface of a fungus. • HYMENIUM n. the spore-bearing surface of certain fungi, as that on the gills of a mushroom. |
| INGENIUM | • INGENIUM n. (obsolete) mentality; talent, genius. |
| SELENIUM | • selenium n. A nonmetallic chemical element (symbol Se) with an atomic number of 34, used mainly in glassmaking and… • selenium n. A single atom of this element. • SELENIUM n. a nonmetallic solid element used in photoelectric cells. |
| SPLENIUM | • splenium n. (Anatomy, neurology) The thick posterior part of the corpus callosum of the brain. • SPLENIUM n. (Latin) a surgical bandage. |
| ACHAENIUM | • achaenium n. Alternative form of achenium. • ACHAENIUM n. a small one-seeded fruit; a naked seed, also ACHENE, ACHENIUM, AKENE. |
| ASPLENIUM | • asplenium n. (Botany) Synonym of spleenwort: any plant of the genus Asplenium. • Asplenium prop.n. A taxonomic genus within the family Aspleniaceae – the spleenworts and similar ferns. • ASPLENIUM n. (Greek) a genus of fern, aka spleenwort. |
| RUTHENIUM | • ruthenium n. A metallic chemical element (symbol Ru) with an atomic number of 44. • ruthenium n. (Countable) An atom of this element. • RUTHENIUM n. a metallic element of the platinum group. |
| PROSCENIUM | • proscenium n. (In a modern theater) The stage area between the curtain and the orchestra. • proscenium n. (In an ancient theater) The stage area immediately in front of the scene building. • proscenium n. (In an ancient theater) The row of columns at the front the scene building, at first directly behind… |
| PARASCENIUM | • parascenium n. (Historical) One of two apartments adjoining the ancient stage, probably used as dressing rooms. • PARASCENIUM n. in the Greek theatre, a wing, a side-scene. |
| POSTSCENIUM | • postscenium n. The part of a theater behind the scenes; the backstage area. • POSTSCENIUM n. the part of the stage behind the scenery. |
| ROENTGENIUM | • roentgenium n. A transuranic chemical element (symbol Rg) with atomic number 111. • ROENTGENIUM n. a short-lived radioactive element produced artificially. |
| PANHELLENIUM | • Panhellenium n. (Historical) An assembly or association of Greeks from all the states of Ancient Greece. • PANHELLENIUM n. a council representing all the sections of the Greeks, also PANHELLENION. |
| PERISELENIUM | • PERISELENIUM n. in an elliptical orbit about the moon, that point which is closest to the moon. |