19-letter words containing f, a, l, c, i
- speculative fiction — a broad literary genre encompassing any fiction with supernatural, fantastical, or futuristic elements
- supercritical fluid — A supercritical fluid is a fluid at a temperature and pressure at which there is no difference between liquid and gas.
- switchblade (knife) — a large jackknife that snaps open when a release button on the handle is pressed
- teaching fellowship — a fellowship providing a student in a graduate school with free tuition and expenses and stipulating that the student assume some teaching duties in return.
- 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 oceanic feeling — a term coined by Sigmund Freud to describe the feeling experienced by people who have religious faith
- ticket-of-leave man — (formerly in Britain) a convict who had a permit to leave prison, after serving only part of his sentence, with certain restrictions placed on him
- traffic regulations — rules designed to expedite the flow of traffic and prevent collisions
- 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
- virginia-rail-fence — snake fence.