frictional : Dictionary / Wörterbuch (BEOLINGUS, TU Chemnitz)

English Dictionary: frictional	by the DICT Development Group
2 results for frictional
From WordNet (r) 3.0 (2006) [wn]:
frictional adj pertaining to or worked or produced by friction; "frictional electricity"; "frictional heat"; "frictional gearing"
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Frictional \Fric"tional\, a. Relating to friction; moved by friction; produced by friction; as, frictional* electricity. {Frictional gearing}, wheels which transmit motion by surface friction instead of teeth. The faces are sometimes made more or less V-shaped to increase or decrease friction, as required.