13-letter words containing r, h, o, d, i, a
- thiocarbamide — thiourea.
- thoracic duct — the main trunk of the lymphatic system, passing along the spinal column in the thoracic cavity, and conveying a large amount of lymph and chyle into the venous circulation.
- thyroid gland — a two-lobed endocrine gland, located at the base of the neck that secretes two hormones that regulate the rates of metabolism, growth, and development.
- tight forward — one of a number of forwards who are bound wholly into the scrum
- trimethadione — a synthetic, white, crystalline powder, C 6 H 9 NO 3 , used as an anticonvulsant to control petit mal epileptic seizures.
- unchlorinated — not chlorinated; not treated with chlorine
- whiskerandoed — having extravagant whiskers
- windsor chair — a wooden chair of many varieties, having a spindle back and legs slanting outward: common in 18th-century England and in the American colonies.
- wordsworthian — William, 1770–1850, English poet: poet laureate 1843–50.
- world-shaking — of sufficient size or importance to affect the entire world: the world-shaking effects of an international clash.