| Words | Parts of Speech | Meaning/Definition/Similar Words |
|---|---|---|
| rhabdom | noun | One of numerous minute rodlike structures formed of two or more cells situated behind the retinulae in the compound eyes of insects, etc. See Illust. under Ommatidium. |
| rhachis | noun | The spine., The continued stem or midrib of a pinnately compound leaf, as in a rose leaf or a fern., The principal axis in a raceme, spike, panicle, or corymb., The shaft of a feather. The rhachis of the after-shaft, or plumule, is called the hyporhachis., The central cord in the stem of a crinoid., The median part of the radula of a mollusk., A central cord of the ovary of nematodes. |
| rh/tian | a & noun | Rhetain. |
| rhamnus | noun | A genus of shrubs and small trees; buckthorn. The California Rhamnus Purshianus and the European R. catharticus are used in medicine. The latter is used for hedges. |
| rhatany | noun | Alt. of Rhatanhy |
| rheeboc | noun | The peele. |
| rhemish | adjective | Of or pertaining to Rheimis, or Reima, in France. |
| rhenish | adjective | Of or pertaining to the river Rhine; as, Rhenish wine., Rhine wine. |
| rhetian | adjective | Pertaining to the ancient Rhaeti, or Rhaetians, or to Rhaetia, their country; as, the Rhetian Alps, now the country of Tyrol and the Grisons. |
| rheumic | adjective | Pertaining to, or characterized by, rheum. |
| rhizine | noun | A rootlike filament or hair growing from the stems of mosses or on lichens; a rhizoid. |
| rhizoid | noun | A rootlike appendage. |
| rhizoma | noun | SAme as Rhizome. |
| rhizome | noun | A rootstock. See Rootstock. |
| rhodian | adjective | Of or pertaining to Rhodes, an island of the Mediterranean., A native or inhabitant of Rhodes. |
| rhodium | noun | A rare element of the light platinum group. It is found in platinum ores, and obtained free as a white inert metal which it is very difficult to fuse. Symbol Rh. Atomic weight 104.1. Specific gravity 12. |
| rhombic | adjective | Shaped like a rhomb., Same as Orthorhombic. |
| rhombus | noun | Same as Rhomb, 1. |
| rhonchi | plural | of Rhonchus |
| rhubarb | noun | The name of several large perennial herbs of the genus Rheum and order Polygonaceae., The large and fleshy leafstalks of Rheum Rhaponticum and other species of the same genus. They are pleasantly acid, and are used in cookery. Called also pieplant., The root of several species of Rheum, used much as a cathartic medicine. |
| rhyming | present participle & vb. noun | of Rhyme |
| rhymery | noun | The art or habit of making rhymes; rhyming; — in contempt. |
| rhymist | noun | A rhymer; a rhymester. |
| rhytina | noun | See Rytina. |