19-letter words containing f, e, r, y, c
- the world of cryton — (TWOC) A BBS for the Acorn Archimedes. Telephone: +44 (1749) 670 030 (24hrs, most speeds).
- turn of the century — point when one century becomes another
- ultrahigh frequency — any frequency between 300 and 3000 megahertz. Abbreviation: UHF, uhf.
- very high frequency — any frequency between 30 and 300 megahertz. Abbreviation: VHF.