coherent light(redirected from Coherence (physics))
Also found in: Dictionary, Wikipedia.
coherent light[kō′hir·ənt ′līt]
Radiant electromagnetic energy of the same, or almost the same, wavelength, and with definite phase relationships between different points in the field.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.