8-letter words containing a, o, d, i
- rhodesia — (as Southern Rhodesia, ) a former British colony in S Africa: declared independence 1965; name changed to Zimbabwe, 1979.
- rigadoon — a lively dance, formerly popular, for one couple, characterized by a jumping step and usually in quick duple meter.
- rigaudon — rigadoon.
- roadkill — Informal. the body of an animal killed on a road by a motor vehicle.
- roadside — the side or border of the road; wayside.
- rodentia — the order comprising the rodents.
- rondonia — a state in W Brazil. 93,815 sq. mi. (242,980 sq. km). Capital: Pôrto Velho.
- rosalind — a female given name.
- salmonid — belonging or pertaining to the family Salmonidae, including the salmons, trouts, chars, and whitefishes.
- sarcodic — pertaining to the sarcode or protoplasm of an animal
- sardonic — characterized by bitter or scornful derision; mocking; cynical; sneering: a sardonic grin.
- sarodist — a person who plays the sarod
- satinpod — either of two European plants belonging to the genus Lunaria, of the mustard family, L. annua or L. rediviva, cultivated for their shiny flowers and large, round, flat, satiny pods.
- scaldino — an Italian earthen brazier
- scaphoid — boat-shaped; navicular.
- sedation — the calming of mental excitement or abatement of physiological function, especially by the administration of a drug.
- sepaloid — resembling a sepal.
- sesamoid — shaped like a sesame seed, as certain small nodular bones and cartilages.
- shipload — a full load for a ship.
- shitload — a lot of something; a large amount.
- sideload — to transfer software, data, etc., from one local system or device to another, typically from one's computer to a mobile device.
- sideroad — (esp in Ontario) a road, usually north-south, going at right angles to concession roads
- sidonian — a city of ancient Phoenicia: site of modern Saida.
- sleazoid — a sleazy person
- soapdish — a shallow container for a bar of soap, used in a bathroom
- sodalist — a member of a sodality.
- sodalite — a mineral, sodium aluminum silicate, Na 4 Al 3 Si 3 O 1 2 Cl, occurring massive and in crystals, usually blue in color and found in certain alkali-rich igneous rocks.
- sodality — fellowship; comradeship.
- sodamide — sodium amide.
- sogdiana — a province of the ancient Persian Empire between the Oxus and Jaxartes rivers: now in Uzbekistan. Capital: Samarkand.
- solidago — any plant of the chiefly American genus Solidago, which includes the goldenrods: family Asteraceae (composites)
- solidare — an old coin
- solidary — characterized by or involving community of responsibilities and interests.
- solidate — a parcel of land whose value is equal to a solidus
- soredial — pertaining to or resembling a soredium.
- spondaic — of or relating to a spondee.
- sporadic — (of similar things or occurrences) appearing or happening at irregular intervals in time; occasional: sporadic renewals of enthusiasm.
- squaloid — of, relating to, or like a shark, or specifically the dogfish (Squalidae) family of sharks
- sticcado — a type of xylophone
- stradiot — a soldier, usually of Greek or Albanian origin, who fought on horseback for the Venetian republic in the 15th and 16th centuries
- subaudio — (of a sound) low frequency
- sudation — sweating; sweat
- sympodia — an axis or stem that simulates a simple stem but is made up of the bases of a number of axes that arise successively as branches, one from another, as in the grapevine.
- tabloidy — characteristic of a tabloid newspaper; trashy
- taenioid — ribbon-like in structure
- tailored — (of a woman's garment) in a simple or plain style with fitted lines. Compare dressmaker (def 2).
- takoradi — the chief port of Ghana, in the southwest on the Gulf of Guinea: modern harbour opened in 1928. Pop (with Sekondi): 335 000 (2005 est)
- tandoori — baked or cooked in a tandoor: tandoori chicken.
- tapiroid — of or resembling a tapir
- tarsioid — a fossil of the suborder Tarsioidea