Crossword clue: the phenomenon in which waves of light or other radiation are restricted in direction of vibration
2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).
Possible answers
the phenomenon in which waves of light or other radiation are restricted in direction of vibration
the phenomenon in which waves of light or other radiation are restricted in direction of vibration