19-letter words containing a, i, r, t, f, c
- significant figures — the figures of a number that express a magnitude to a specified degree of accuracy, rounding up or down the final figure
- south african dutch — the Boers.
- south san francisco — a city in central California.
- spanish west africa — a former overseas territory of Spain in NW Africa: divided in 1958 into the overseas provinces of Ifni and Spanish Sahara
- specific characters — the persistent features that distinguish one species from all others
- specific resistance — resistivity (def 2).
- specific-resistance — the power or property of resistance.
- specular reflection — Specular reflection is reflection of heat or light in which the angles of different parts of the surface are important.
- subsistence farming — farming whose products are intended to provide for the basic needs of the farmer, with little surplus for marketing.
- supercritical fluid — A supercritical fluid is a fluid at a temperature and pressure at which there is no difference between liquid and gas.
- surface effect ship — a large, ship-size air cushion vehicle operated over water.
- term life insurance — life insurance for which premiums are paid over a limited time and that covers a specific term, the face value payable only if death occurs within that term.
- the disenfranchised — people who are deprived of the right to vote or other rights of citizenship
- the patriotic front — a political party in Zimbabwe, founded in 2001 as a coalition of two communist parties, the Zimbabwe African Peoples Union (ZAPU) and the Zimbabwe African National Union (ZANU), which had worked together to fight against White minority rule in Rhodesia
- traffic engineering — a branch of civil engineering concerned with the design and construction of streets and roads that will best facilitate traffic movement.
- traffic regulations — rules designed to expedite the flow of traffic and prevent collisions
- transesterification — a reaction between an ester of one alcohol and a second alcohol to form an ester of the second alcohol and an alcohol from the original ester, as that of methyl acetate and ethyl alcohol to form ethyl acetate and methyl alcohol; interesterification.
- tricks of the trade — expert techniques
- trifacial neuralgia — tic douloureux.
- tropic of capricorn — Astronomy. the Goat, a zodiacal constellation between Sagittarius and Aquarius.
- ultrahigh frequency — any frequency between 300 and 3000 megahertz. Abbreviation: UHF, uhf.