equiphase wave surface

equiphase wave surface

[′e·kwə‚fāz ′wāv ‚sər·fəs]

(physics)

Any surface in a wave over which the field vectors at the same instant are in the same phase or 180° out of phase.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.