19-letter words containing c, e, f, a
- to this/that effect — You use to this effect, to that effect, or to the effect that to indicate that you have given or are giving a summary of something that was said or written, and not the actual words used.
- 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.
- transference number — that fraction of the total electric current that anions and cations carry in passing through an electrolytic solution.
- tricks of the trade — expert techniques
- trifacial neuralgia — tic douloureux.
- ultrahigh frequency — any frequency between 300 and 3000 megahertz. Abbreviation: UHF, uhf.
- unclassified degree — a degree that has not been given a grade because it is of a low standard
- upper carboniferous — Pennsylvanian (defs 2, 4).
- vacuum coffee maker — a coffee pot with upper and lower glass units, the upper for ground coffee and the lower for water that, when boiled, rises through the filter-stoppered bottom of the upper unit and remains there until drawn back down to the lower unit as brewed coffee by a reduction in pressure caused by the removal of heat.
- virginia-rail-fence — snake fence.
- war of independence — American Revolution.