17-letter words containing s, r, f, l, i
- strike-slip fault — a geological fault on which the movement is along the strike of the fault
- striped killifish — a killifish, Fundulus majalis, of the Atlantic coast of the U.S., the female of which is marked with black stripes.
- sulfonyl chloride — a colorless liquid, SO 2 Cl 2 , having a very pungent odor and corrosive to the skin and mucous membranes: used as a chlorinating or sulfonating agent.
- temple of artemis — the temple at Ephesus dedicated to Artemis.
- the first line of — If you refer to a method as the first line of, for example, defence or treatment, you mean that it is the first or most important method to be used in dealing with a problem.
- thermal diffusion — the separation of constituents, often isotopes, of a fluid under the influence of a temperature gradient.
- thiosulfuric acid — an acid, H 2 S 2 O 3 , that may be regarded as sulfuric acid with one oxygen atom replaced by sulfur.
- thistle butterfly — any nymphalid butterfly of the genus Vanessa, as the red admiral or painted lady.
- troilus butterfly — spicebush swallowtail.
- unclassified road — a road that has not been given a grade because it is of a basic standard
- unofficial strike — a strike that is not approved by the strikers' trade union
- unprofessionalism — not professional; not pertaining to or characteristic of a profession.
- welfare economics — a branch of economics concerned with improving human welfare and social conditions chiefly through the optimum distribution of wealth, the relief or reduction of unemployment, etc.