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phase angle
phase-contrast microscope
phase diagram
phase difference
phase in
phase modulation
phase music
phase out
phase speed
phase splitter
phasedown
phaseout
-phasia
phasmid
phasor
phat
phatic
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phase speed
phase speed


noun 
Definition:
 
speed of wave's movement: the speed at which the crests and troughs of a wave move
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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