permeameter

[ pur-mee-uh-mee-ter, pur-mee-am-i-ter ]
/ ˈpɜr mi əˌmi tər, ˌpɜr miˈæm ɪ tər /

noun

an instrument for measuring magnetic permeability.

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Origin of permeameter

First recorded in 1885–90; permea(bility) + -meter
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020