15-letter words containing f, e, r, h, o, d
- oyster toadfish — See under toadfish (def 1).
- potash feldspar — any of the feldspar minerals having the composition KAlSi 3 O 8 , as orthoclase.
- rhodesian front — the governing party in Zimbabwe (then called Rhodesia) 1962–78
- round whitefish — a whitefish, Prosopium cylindraceum, found in northern North America and Siberia, having silvery sides and a dark bronze back.
- rutherford atom — the atom postulated as analogous to the solar system, with electrons revolving around a small, central, positive nucleus that constitutes practically the entire mass of the atom
- self-authorized — given or endowed with authority: an authorized agent.
- sherwood forest — an ancient royal forest in central England, chiefly in Nottinghamshire: the traditional haunt of Robin Hood.
- software method — Software Methodology
- start of header — (character) (SOH) mnemonic for ASCII 1.
- tetrahydrofuran — a clear liquid, C 4 H 8 O, soluble in water and organic solvents, used as a solvent for resins, in polymerizations and as a chemical intermediate.
- the confederacy — the league of Southern states that seceded from the U.S. in 1860 & 1861; Ala., Ark., Fla., Ga., La., Miss., N.C., S.C., Tenn., Tex., & Va.
- the second form — the second year of secondary school
- the way forward — how to progress, what to do next
- thermodiffusion — thermal diffusion.
- three of a kind — a set of three cards of the same denomination.
- trondheim fiord — an inlet of the North Sea, extending into N Norway. 80 miles (129 km) long.
- trondheim fjord — an inlet of the Norwegian Sea in Norway, and Norway's third longest fjord, near which is the port of Trondheim