19-letter words containing s, p, a, c, e, f
- sharp-focus realism — photorealism.
- shopping facilities — shops or other retail services
- south pacific ocean — the part of the Pacific Ocean extending S from the Equator to the Antarctic continent.
- 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.
- 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.
- surface effect ship — a large, ship-size air cushion vehicle operated over water.
- 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.
- upper carboniferous — Pennsylvanian (defs 2, 4).