Crossword clue: an instrument for measuring the intensity of electromagnetic radiation
1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).
Possible answers
an instrument for measuring the intensity of electromagnetic radiation
Stuck? Use the pattern solver
Similar clues
measuring the intensity of electromagnetic radiation (especially of the sun's rays)
50% similar
→ actinometry