| | - felsic rock
- igneous rock dominated by the light-coloured, silicon- and aluminum-rich minerals feldspar and quartz (qq.v.). The presence of these minerals gives felsic rock its characteristic light gray colour. The silica (SiO2) content of felsic rock is greater than about 60 percent ...
- Felsina
- city founded by Etruscans c. 510 BC on the site of modern Bologna, Italy, an area rich in Villanovan Iron Age remains. By the mid-4th century Felsina had fallen to invading Gauls (Boii tribe), who called it Bononia. Captured by ...
- felting
- consolidation of certain fibrous materials by the application of heat, moisture, and mechanical action, causing the interlocking, or matting, of fibres possessing felting properties. Such fibres include wool, fur, and certain hair fibres that mat together under appropriate conditions because ...
- Felton, Rebecca Ann
- American political activist, writer, and lecturer, the first woman seated in the U.S. Senate.
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