| Rhode Island White |
any of an American breed of chicken with white feathers and a red comb. |
| Rhodes grass |
an African creeping grass grown for forage in the southern United States. |
| Rhodesia |
Southern Rhodesia, the former name of Zimbabwe. [2 definitions] |
| Rhodesian man |
an extinct primitive man of the late Pleistocene Era, whose skeletal remains, found in southern Africa, are similar to modern man except for a large skull and low, massive brow ridges. |
| Rhodesian ridge-back |
a large, muscular breed of hunting dog developed in southern Africa that has a tan or tannish red coat and a ridge along the spine formed by the hairs growing forward rather than with the rest of the coat. |
| Rhodes scholarship |
any of a number of scholarships at Oxford University in England, established for selected British Commonwealth and U.S. students. |
| rhodium |
a chemical element that has forty-five protons in each nucleus and that occurs in pure form as a silvery-white, very corrosion-resistant metal, used esp. to electroplate instruments and jewelry and as a catalyst. (symbol: Rh) |
| rhodo- |
rose. |
| rhodochrosite |
a rose-pink, brown, or gray mineral composed of manganese carbonate that typically occurs as rhombohedral crystals and is important commercially as a source of manganese. |
| rhododendron |
any of various shrubs or trees with leathery evergreen leaves and clusters of bright pink, red, purple, white, or yellow flowers. |
| rhodolite |
a pink, rose-red, or reddish violet variety of garnet, used as a gemstone. |
| rhodopsin |
the red, light-sensitive protein pigment that is present in the retina of the eye and provides vision in dim light. |
| rhombencephalon |
the embryonic hindbrain, from which the cerebellum, pons, and medulla oblongata develop. |
| rhombic |
in the form of a rhombus. [4 definitions] |
| rhombohedron |
a six-sided solid figure with a rhombus on each face. |
| rhomboid |
a parallelogram in which the opposite sides are equal, the adjacent sides are unequal, and the angles are oblique. [2 definitions] |
| rhomboideus |
either of two muscles that connect the vertebrae in the upper back to the shoulder blades. |
| rhombus |
an oblique-angled parallelogram in which all four sides are equal. |
| Rh positive |
having the Rh factor in the red blood cells. |
| rhubarb |
a cultivated plant with long green or reddish leaf stalks, which are often cooked with sugar and eaten like a fruit. |
| rhumb |
see "rhumb line." [2 definitions] |