19-letter words containing f, i, r, s, t, d
- self-discrimination — an act or instance of discriminating, or of making a distinction.
- sheet flood erosion — Geology. erosion by sheets of running water, rather than by streams.
- sodium hydrosulfite — a white, crystalline, water-soluble powder, Na 2 S 2 O 4 , used as a reducing agent, especially in dyeing, and as a bleach.
- solid of revolution — a three-dimensional figure formed by revolving a plane area about a given axis.
- south african dutch — the Boers.
- spread oneself thin — to draw, stretch, or open out, especially over a flat surface, as something rolled or folded (often followed by out).
- staff-student ratio — the ratio of teachers to pupils or students in a school, college, or university
- stanford university — (education) A University in the city of Palo Alto, California, noted for work in computing, especially artificial intelligence. See SAIL.
- stanford-binet test — a revised version of the Binet-Simon scale, prepared at Stanford University for use in the U.S.
- straightforwardness — going or directed straight ahead: a straightforward gaze.
- superannuation fund — a fund used for paying pensions
- supercritical fluid — A supercritical fluid is a fluid at a temperature and pressure at which there is no difference between liquid and gas.
- the best of friends — If two people are the best of friends, they are close friends, especially when they have had a disagreement or fight in the past.
- the disenfranchised — people who are deprived of the right to vote or other rights of citizenship
- the first amendment — in the US the part of the United States Bill of Rights that expressly prohibits the United States Congress from making laws "respecting an establishment of religion" or that prohibit the free exercise of religion, infringe the freedom of speech, infringe the freedom of the press, limit the right to peaceably assemble, or limit the right to petition the government for a redress of grievances.
- thread-line fishing — spinning (def 3).
- tricks of the trade — expert techniques
- white-fronted goose — a grayish-brown wild goose, Anser albifrons, of Eurasia and western North America, having a white patch on the front of the face.
- whorled loosestrife — any of various plants belonging to the genus Lysimachia, of the primrose family, having clusters of usually yellow flowers, as L. vulgaris (garden loosestrife) or L. quadrifolia (whorled loosestrife)