Letterora

Crossword clue: a scientific instrument that registers magnetic variations (especially variations of the earth's magnetic field)

1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

Possible answers

magnetograph 12 letters wn-def

a scientific instrument that registers magnetic variations (especially variations of the earth's magnetic field)

Stuck? Use the pattern solver

Related clues

An automatic instrument for registering, by photography or otherwise, the states and variations of any of the terrestrial magnetic elements.